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Finding the Fourth Proportional to 554,881.31, 832,358.87 and 195,008.63

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Solution

The fourth proportional to 554,881.31, 832,358.87 and 195,008.63 is: 292,525.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,881.31 : 832,358.87 = 195,008.63 : x
  2. Step 2: Convert to fraction form
    554,881.31/832,358.87 = 195,008.63/x
  3. Step 3: Cross multiply
    554,881.31x = 832,358.87 × 195,008.63
  4. Step 4: Simplify right side
    554,881.31x = 162,317,165,475.47
  5. Step 5: Solve for x
    x = 162,317,165,475.47/554,881.31
  6. Step 6: Final answer
    x = 292,525.92

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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.