Home / 658,840.16-988,260.24-160,199.84

Finding the Fourth Proportional to 658,840.16, 988,260.24 and 160,199.84

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Solution

The fourth proportional to 658,840.16, 988,260.24 and 160,199.84 is: 240,299.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,840.16 : 988,260.24 = 160,199.84 : x
  2. Step 2: Convert to fraction form
    658,840.16/988,260.24 = 160,199.84/x
  3. Step 3: Cross multiply
    658,840.16x = 988,260.24 × 160,199.84
  4. Step 4: Simplify right side
    658,840.16x = 158,319,132,326.36
  5. Step 5: Solve for x
    x = 158,319,132,326.36/658,840.16
  6. Step 6: Final answer
    x = 240,299.76

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Double scale
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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.