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Finding the Fourth Proportional to 576,248.45, 864,501.16 and 176,929.59

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Solution

The fourth proportional to 576,248.45, 864,501.16 and 176,929.59 is: 265,433.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,248.45 : 864,501.16 = 176,929.59 : x
  2. Step 2: Convert to fraction form
    576,248.45/864,501.16 = 176,929.59/x
  3. Step 3: Cross multiply
    576,248.45x = 864,501.16 × 176,929.59
  4. Step 4: Simplify right side
    576,248.45x = 152,955,832,772.61
  5. Step 5: Solve for x
    x = 152,955,832,772.61/576,248.45
  6. Step 6: Final answer
    x = 265,433.83

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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.