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Finding the Fourth Proportional to 586,362.49, 878,110.57 and 529,564.74

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Solution

The fourth proportional to 586,362.49, 878,110.57 and 529,564.74 is: 793,052.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,362.49 : 878,110.57 = 529,564.74 : x
  2. Step 2: Convert to fraction form
    586,362.49/878,110.57 = 529,564.74/x
  3. Step 3: Cross multiply
    586,362.49x = 878,110.57 × 529,564.74
  4. Step 4: Simplify right side
    586,362.49x = 465,016,393,062.34
  5. Step 5: Solve for x
    x = 465,016,393,062.34/586,362.49
  6. Step 6: Final answer
    x = 793,052.76

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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.