Home / 941,087.40-1,411,631.10-542,956.20

Finding the Fourth Proportional to 941,087.40, 1,411,631.10 and 542,956.20

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Solution

The fourth proportional to 941,087.40, 1,411,631.10 and 542,956.20 is: 814,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,087.40 : 1,411,631.10 = 542,956.20 : x
  2. Step 2: Convert to fraction form
    941,087.40/1,411,631.10 = 542,956.20/x
  3. Step 3: Cross multiply
    941,087.40x = 1,411,631.10 × 542,956.20
  4. Step 4: Simplify right side
    941,087.40x = 766,453,857,857.82
  5. Step 5: Solve for x
    x = 766,453,857,857.82/941,087.40
  6. Step 6: Final answer
    x = 814,434.30

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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.