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Finding the Fourth Proportional to 506,520.88, 758,402.40 and 356,536.24

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Solution

The fourth proportional to 506,520.88, 758,402.40 and 356,536.24 is: 533,833.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,520.88 : 758,402.40 = 356,536.24 : x
  2. Step 2: Convert to fraction form
    506,520.88/758,402.40 = 356,536.24/x
  3. Step 3: Cross multiply
    506,520.88x = 758,402.40 × 356,536.24
  4. Step 4: Simplify right side
    506,520.88x = 270,397,940,102.98
  5. Step 5: Solve for x
    x = 270,397,940,102.98/506,520.88
  6. Step 6: Final answer
    x = 533,833.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.