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Finding the Fourth Proportional to 562,294.77, 775,159.70 and 400,869.57

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Solution

The fourth proportional to 562,294.77, 775,159.70 and 400,869.57 is: 552,624.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,294.77 : 775,159.70 = 400,869.57 : x
  2. Step 2: Convert to fraction form
    562,294.77/775,159.70 = 400,869.57/x
  3. Step 3: Cross multiply
    562,294.77x = 775,159.70 × 400,869.57
  4. Step 4: Simplify right side
    562,294.77x = 310,737,932,212.39
  5. Step 5: Solve for x
    x = 310,737,932,212.39/562,294.77
  6. Step 6: Final answer
    x = 552,624.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.