Home / 1,069,280.05-1,604,278.15-349,654.94

Finding the Fourth Proportional to 1,069,280.05, 1,604,278.15 and 349,654.94

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Solution

The fourth proportional to 1,069,280.05, 1,604,278.15 and 349,654.94 is: 524,599.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,280.05 : 1,604,278.15 = 349,654.94 : x
  2. Step 2: Convert to fraction form
    1,069,280.05/1,604,278.15 = 349,654.94/x
  3. Step 3: Cross multiply
    1,069,280.05x = 1,604,278.15 × 349,654.94
  4. Step 4: Simplify right side
    1,069,280.05x = 560,943,780,281.56
  5. Step 5: Solve for x
    x = 560,943,780,281.56/1,069,280.05
  6. Step 6: Final answer
    x = 524,599.50

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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.