Home / 587,760.20-881,640.30-144,528.20

Finding the Fourth Proportional to 587,760.20, 881,640.30 and 144,528.20

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Solution

The fourth proportional to 587,760.20, 881,640.30 and 144,528.20 is: 216,792.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,760.20 : 881,640.30 = 144,528.20 : x
  2. Step 2: Convert to fraction form
    587,760.20/881,640.30 = 144,528.20/x
  3. Step 3: Cross multiply
    587,760.20x = 881,640.30 × 144,528.20
  4. Step 4: Simplify right side
    587,760.20x = 127,421,885,606.46
  5. Step 5: Solve for x
    x = 127,421,885,606.46/587,760.20
  6. Step 6: Final answer
    x = 216,792.30

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Similar ratio
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1.5x scale

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.