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Finding the Fourth Proportional to 506,381.72, 695,884.16 and 482,964.42

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Solution

The fourth proportional to 506,381.72, 695,884.16 and 482,964.42 is: 663,703.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,381.72 : 695,884.16 = 482,964.42 : x
  2. Step 2: Convert to fraction form
    506,381.72/695,884.16 = 482,964.42/x
  3. Step 3: Cross multiply
    506,381.72x = 695,884.16 × 482,964.42
  4. Step 4: Simplify right side
    506,381.72x = 336,087,289,721.59
  5. Step 5: Solve for x
    x = 336,087,289,721.59/506,381.72
  6. Step 6: Final answer
    x = 663,703.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.