Home / 1,035,057.75-1,552,586.63-287,103.75

Finding the Fourth Proportional to 1,035,057.75, 1,552,586.63 and 287,103.75

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Solution

The fourth proportional to 1,035,057.75, 1,552,586.63 and 287,103.75 is: 430,655.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,057.75 : 1,552,586.63 = 287,103.75 : x
  2. Step 2: Convert to fraction form
    1,035,057.75/1,552,586.63 = 287,103.75/x
  3. Step 3: Cross multiply
    1,035,057.75x = 1,552,586.63 × 287,103.75
  4. Step 4: Simplify right side
    1,035,057.75x = 445,753,442,237.34
  5. Step 5: Solve for x
    x = 445,753,442,237.34/1,035,057.75
  6. Step 6: Final answer
    x = 430,655.63

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.