Home / 732,346.20-1,010,593.14-405,639.84

Finding the Fourth Proportional to 732,346.20, 1,010,593.14 and 405,639.84

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Solution

The fourth proportional to 732,346.20, 1,010,593.14 and 405,639.84 is: 559,758.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,346.20 : 1,010,593.14 = 405,639.84 : x
  2. Step 2: Convert to fraction form
    732,346.20/1,010,593.14 = 405,639.84/x
  3. Step 3: Cross multiply
    732,346.20x = 1,010,593.14 × 405,639.84
  4. Step 4: Simplify right side
    732,346.20x = 409,936,839,614.70
  5. Step 5: Solve for x
    x = 409,936,839,614.70/732,346.20
  6. Step 6: Final answer
    x = 559,758.27

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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.