Home / 587,763.20-881,644.80-144,531.20

Finding the Fourth Proportional to 587,763.20, 881,644.80 and 144,531.20

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Solution

The fourth proportional to 587,763.20, 881,644.80 and 144,531.20 is: 216,796.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,763.20 : 881,644.80 = 144,531.20 : x
  2. Step 2: Convert to fraction form
    587,763.20/881,644.80 = 144,531.20/x
  3. Step 3: Cross multiply
    587,763.20x = 881,644.80 × 144,531.20
  4. Step 4: Simplify right side
    587,763.20x = 127,425,180,917.76
  5. Step 5: Solve for x
    x = 127,425,180,917.76/587,763.20
  6. Step 6: Final answer
    x = 216,796.80

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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.