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Finding the Fourth Proportional to 587,762.70, 881,644.05 and 144,530.70

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Solution

The fourth proportional to 587,762.70, 881,644.05 and 144,530.70 is: 216,796.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,762.70 : 881,644.05 = 144,530.70 : x
  2. Step 2: Convert to fraction form
    587,762.70/881,644.05 = 144,530.70/x
  3. Step 3: Cross multiply
    587,762.70x = 881,644.05 × 144,530.70
  4. Step 4: Simplify right side
    587,762.70x = 127,424,631,697.34
  5. Step 5: Solve for x
    x = 127,424,631,697.34/587,762.70
  6. Step 6: Final answer
    x = 216,796.05

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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.