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Finding the Fourth Proportional to 702,548.76, 1,053,825.88 and 170,068.92

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Solution

The fourth proportional to 702,548.76, 1,053,825.88 and 170,068.92 is: 255,104.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,548.76 : 1,053,825.88 = 170,068.92 : x
  2. Step 2: Convert to fraction form
    702,548.76/1,053,825.88 = 170,068.92/x
  3. Step 3: Cross multiply
    702,548.76x = 1,053,825.88 × 170,068.92
  4. Step 4: Simplify right side
    702,548.76x = 179,223,029,279.65
  5. Step 5: Solve for x
    x = 179,223,029,279.65/702,548.76
  6. Step 6: Final answer
    x = 255,104.04

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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.