Home / 941,036.90-1,411,555.35-542,905.70

Finding the Fourth Proportional to 941,036.90, 1,411,555.35 and 542,905.70

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Solution

The fourth proportional to 941,036.90, 1,411,555.35 and 542,905.70 is: 814,358.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,036.90 : 1,411,555.35 = 542,905.70 : x
  2. Step 2: Convert to fraction form
    941,036.90/1,411,555.35 = 542,905.70/x
  3. Step 3: Cross multiply
    941,036.90x = 1,411,555.35 × 542,905.70
  4. Step 4: Simplify right side
    941,036.90x = 766,341,445,380.50
  5. Step 5: Solve for x
    x = 766,341,445,380.50/941,036.90
  6. Step 6: Final answer
    x = 814,358.55

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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.