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Finding the Fourth Proportional to 587,868.81, 881,732.70 and 183,090.15

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Solution

The fourth proportional to 587,868.81, 881,732.70 and 183,090.15 is: 274,613.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,868.81 : 881,732.70 = 183,090.15 : x
  2. Step 2: Convert to fraction form
    587,868.81/881,732.70 = 183,090.15/x
  3. Step 3: Cross multiply
    587,868.81x = 881,732.70 × 183,090.15
  4. Step 4: Simplify right side
    587,868.81x = 161,436,572,302.91
  5. Step 5: Solve for x
    x = 161,436,572,302.91/587,868.81
  6. Step 6: Final answer
    x = 274,613.26

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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.