Home / 584,839.28-807,061.56-330,214.16

Finding the Fourth Proportional to 584,839.28, 807,061.56 and 330,214.16

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Solution

The fourth proportional to 584,839.28, 807,061.56 and 330,214.16 is: 455,686.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,839.28 : 807,061.56 = 330,214.16 : x
  2. Step 2: Convert to fraction form
    584,839.28/807,061.56 = 330,214.16/x
  3. Step 3: Cross multiply
    584,839.28x = 807,061.56 × 330,214.16
  4. Step 4: Simplify right side
    584,839.28x = 266,503,155,103.69
  5. Step 5: Solve for x
    x = 266,503,155,103.69/584,839.28
  6. Step 6: Final answer
    x = 455,686.14

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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.