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Finding the Fourth Proportional to 550,577.40, 825,866.10 and 176,638.20

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Solution

The fourth proportional to 550,577.40, 825,866.10 and 176,638.20 is: 264,957.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,577.40 : 825,866.10 = 176,638.20 : x
  2. Step 2: Convert to fraction form
    550,577.40/825,866.10 = 176,638.20/x
  3. Step 3: Cross multiply
    550,577.40x = 825,866.10 × 176,638.20
  4. Step 4: Simplify right side
    550,577.40x = 145,879,501,345.02
  5. Step 5: Solve for x
    x = 145,879,501,345.02/550,577.40
  6. Step 6: Final answer
    x = 264,957.30

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Similar ratio
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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.