Home / 693,001.67-956,332.19-387,082.40

Finding the Fourth Proportional to 693,001.67, 956,332.19 and 387,082.40

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Solution

The fourth proportional to 693,001.67, 956,332.19 and 387,082.40 is: 534,168.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,001.67 : 956,332.19 = 387,082.40 : x
  2. Step 2: Convert to fraction form
    693,001.67/956,332.19 = 387,082.40/x
  3. Step 3: Cross multiply
    693,001.67x = 956,332.19 × 387,082.40
  4. Step 4: Simplify right side
    693,001.67x = 370,179,355,488.50
  5. Step 5: Solve for x
    x = 370,179,355,488.50/693,001.67
  6. Step 6: Final answer
    x = 534,168.06

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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.