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Finding the Fourth Proportional to 554,874.80, 832,319.24 and 195,031.12

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Solution

The fourth proportional to 554,874.80, 832,319.24 and 195,031.12 is: 292,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,874.80 : 832,319.24 = 195,031.12 : x
  2. Step 2: Convert to fraction form
    554,874.80/832,319.24 = 195,031.12/x
  3. Step 3: Cross multiply
    554,874.80x = 832,319.24 × 195,031.12
  4. Step 4: Simplify right side
    554,874.80x = 162,328,153,574.75
  5. Step 5: Solve for x
    x = 162,328,153,574.75/554,874.80
  6. Step 6: Final answer
    x = 292,549.15

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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.