Home / 957,551.24-1,321,420.38-527,838.60

Finding the Fourth Proportional to 957,551.24, 1,321,420.38 and 527,838.60

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Solution

The fourth proportional to 957,551.24, 1,321,420.38 and 527,838.60 is: 728,417.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,551.24 : 1,321,420.38 = 527,838.60 : x
  2. Step 2: Convert to fraction form
    957,551.24/1,321,420.38 = 527,838.60/x
  3. Step 3: Cross multiply
    957,551.24x = 1,321,420.38 × 527,838.60
  4. Step 4: Simplify right side
    957,551.24x = 697,496,683,390.67
  5. Step 5: Solve for x
    x = 697,496,683,390.67/957,551.24
  6. Step 6: Final answer
    x = 728,417.09

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.