Home / 510,835.73-766,251.45-155,848.56

Finding the Fourth Proportional to 510,835.73, 766,251.45 and 155,848.56

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Solution

The fourth proportional to 510,835.73, 766,251.45 and 155,848.56 is: 233,772.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,835.73 : 766,251.45 = 155,848.56 : x
  2. Step 2: Convert to fraction form
    510,835.73/766,251.45 = 155,848.56/x
  3. Step 3: Cross multiply
    510,835.73x = 766,251.45 × 155,848.56
  4. Step 4: Simplify right side
    510,835.73x = 119,419,185,080.41
  5. Step 5: Solve for x
    x = 119,419,185,080.41/510,835.73
  6. Step 6: Final answer
    x = 233,772.19

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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.