Home / 591,972.48-816,929.45-359,332.16

Finding the Fourth Proportional to 591,972.48, 816,929.45 and 359,332.16

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Solution

The fourth proportional to 591,972.48, 816,929.45 and 359,332.16 is: 495,882.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,972.48 : 816,929.45 = 359,332.16 : x
  2. Step 2: Convert to fraction form
    591,972.48/816,929.45 = 359,332.16/x
  3. Step 3: Cross multiply
    591,972.48x = 816,929.45 × 359,332.16
  4. Step 4: Simplify right side
    591,972.48x = 293,549,023,836.11
  5. Step 5: Solve for x
    x = 293,549,023,836.11/591,972.48
  6. Step 6: Final answer
    x = 495,882.89

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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.