Home / 587,767.20-881,650.80-144,535.20

Finding the Fourth Proportional to 587,767.20, 881,650.80 and 144,535.20

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Solution

The fourth proportional to 587,767.20, 881,650.80 and 144,535.20 is: 216,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,767.20 : 881,650.80 = 144,535.20 : x
  2. Step 2: Convert to fraction form
    587,767.20/881,650.80 = 144,535.20/x
  3. Step 3: Cross multiply
    587,767.20x = 881,650.80 × 144,535.20
  4. Step 4: Simplify right side
    587,767.20x = 127,429,574,708.16
  5. Step 5: Solve for x
    x = 127,429,574,708.16/587,767.20
  6. Step 6: Final answer
    x = 216,802.80

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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.