Home / 791,043.50-1,186,565.86-192,005.25

Finding the Fourth Proportional to 791,043.50, 1,186,565.86 and 192,005.25

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Solution

The fourth proportional to 791,043.50, 1,186,565.86 and 192,005.25 is: 288,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,043.50 : 1,186,565.86 = 192,005.25 : x
  2. Step 2: Convert to fraction form
    791,043.50/1,186,565.86 = 192,005.25/x
  3. Step 3: Cross multiply
    791,043.50x = 1,186,565.86 × 192,005.25
  4. Step 4: Simplify right side
    791,043.50x = 227,826,870,381.15
  5. Step 5: Solve for x
    x = 227,826,870,381.15/791,043.50
  6. Step 6: Final answer
    x = 288,008.02

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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.