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Finding the Fourth Proportional to 633,008.74, 953,956.45 and 569,891.92

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Solution

The fourth proportional to 633,008.74, 953,956.45 and 569,891.92 is: 858,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,008.74 : 953,956.45 = 569,891.92 : x
  2. Step 2: Convert to fraction form
    633,008.74/953,956.45 = 569,891.92/x
  3. Step 3: Cross multiply
    633,008.74x = 953,956.45 × 569,891.92
  4. Step 4: Simplify right side
    633,008.74x = 543,652,072,886.88
  5. Step 5: Solve for x
    x = 543,652,072,886.88/633,008.74
  6. Step 6: Final answer
    x = 858,838.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.