Home / 463,947.60-695,921.40-242,302.80

Finding the Fourth Proportional to 463,947.60, 695,921.40 and 242,302.80

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Solution

The fourth proportional to 463,947.60, 695,921.40 and 242,302.80 is: 363,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,947.60 : 695,921.40 = 242,302.80 : x
  2. Step 2: Convert to fraction form
    463,947.60/695,921.40 = 242,302.80/x
  3. Step 3: Cross multiply
    463,947.60x = 695,921.40 × 242,302.80
  4. Step 4: Simplify right side
    463,947.60x = 168,623,703,799.92
  5. Step 5: Solve for x
    x = 168,623,703,799.92/463,947.60
  6. Step 6: Final answer
    x = 363,454.20

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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.