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Finding the Fourth Proportional to 473,245.70, 710,062.95 and 173,869.70

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Solution

The fourth proportional to 473,245.70, 710,062.95 and 173,869.70 is: 260,875.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,245.70 : 710,062.95 = 173,869.70 : x
  2. Step 2: Convert to fraction form
    473,245.70/710,062.95 = 173,869.70/x
  3. Step 3: Cross multiply
    473,245.70x = 710,062.95 × 173,869.70
  4. Step 4: Simplify right side
    473,245.70x = 123,458,432,097.62
  5. Step 5: Solve for x
    x = 123,458,432,097.62/473,245.70
  6. Step 6: Final answer
    x = 260,875.97

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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.