Home / 502,933.52-694,066.51-288,115.10

Finding the Fourth Proportional to 502,933.52, 694,066.51 and 288,115.10

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Solution

The fourth proportional to 502,933.52, 694,066.51 and 288,115.10 is: 397,609.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,933.52 : 694,066.51 = 288,115.10 : x
  2. Step 2: Convert to fraction form
    502,933.52/694,066.51 = 288,115.10/x
  3. Step 3: Cross multiply
    502,933.52x = 694,066.51 × 288,115.10
  4. Step 4: Simplify right side
    502,933.52x = 199,971,041,935.30
  5. Step 5: Solve for x
    x = 199,971,041,935.30/502,933.52
  6. Step 6: Final answer
    x = 397,609.29

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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.