Home / 558,848.74-838,280.98-159,489.56

Finding the Fourth Proportional to 558,848.74, 838,280.98 and 159,489.56

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Solution

The fourth proportional to 558,848.74, 838,280.98 and 159,489.56 is: 239,236.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,848.74 : 838,280.98 = 159,489.56 : x
  2. Step 2: Convert to fraction form
    558,848.74/838,280.98 = 159,489.56/x
  3. Step 3: Cross multiply
    558,848.74x = 838,280.98 × 159,489.56
  4. Step 4: Simplify right side
    558,848.74x = 133,697,064,656.57
  5. Step 5: Solve for x
    x = 133,697,064,656.57/558,848.74
  6. Step 6: Final answer
    x = 239,236.59

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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.