Home / 985,335.93-1,478,003.90-237,381.93

Finding the Fourth Proportional to 985,335.93, 1,478,003.90 and 237,381.93

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Solution

The fourth proportional to 985,335.93, 1,478,003.90 and 237,381.93 is: 356,072.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,335.93 : 1,478,003.90 = 237,381.93 : x
  2. Step 2: Convert to fraction form
    985,335.93/1,478,003.90 = 237,381.93/x
  3. Step 3: Cross multiply
    985,335.93x = 1,478,003.90 × 237,381.93
  4. Step 4: Simplify right side
    985,335.93x = 350,851,417,142.62
  5. Step 5: Solve for x
    x = 350,851,417,142.62/985,335.93
  6. Step 6: Final answer
    x = 356,072.90

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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.