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Finding the Fourth Proportional to 554,665.31, 832,000.39 and 175,587.90

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Solution

The fourth proportional to 554,665.31, 832,000.39 and 175,587.90 is: 263,382.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,665.31 : 832,000.39 = 175,587.90 : x
  2. Step 2: Convert to fraction form
    554,665.31/832,000.39 = 175,587.90/x
  3. Step 3: Cross multiply
    554,665.31x = 832,000.39 × 175,587.90
  4. Step 4: Simplify right side
    554,665.31x = 146,089,201,279.28
  5. Step 5: Solve for x
    x = 146,089,201,279.28/554,665.31
  6. Step 6: Final answer
    x = 263,382.62

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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.