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Finding the Fourth Proportional to 506,381.22, 695,883.47 and 482,963.92

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Solution

The fourth proportional to 506,381.22, 695,883.47 and 482,963.92 is: 663,702.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,381.22 : 695,883.47 = 482,963.92 : x
  2. Step 2: Convert to fraction form
    506,381.22/695,883.47 = 482,963.92/x
  3. Step 3: Cross multiply
    506,381.22x = 695,883.47 × 482,963.92
  4. Step 4: Simplify right side
    506,381.22x = 336,086,607,096.55
  5. Step 5: Solve for x
    x = 336,086,607,096.55/506,381.22
  6. Step 6: Final answer
    x = 663,702.75

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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.