Home / 972,204.30-1,458,306.45-636,281.10

Finding the Fourth Proportional to 972,204.30, 1,458,306.45 and 636,281.10

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Solution

The fourth proportional to 972,204.30, 1,458,306.45 and 636,281.10 is: 954,421.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,204.30 : 1,458,306.45 = 636,281.10 : x
  2. Step 2: Convert to fraction form
    972,204.30/1,458,306.45 = 636,281.10/x
  3. Step 3: Cross multiply
    972,204.30x = 1,458,306.45 × 636,281.10
  4. Step 4: Simplify right side
    972,204.30x = 927,892,832,143.10
  5. Step 5: Solve for x
    x = 927,892,832,143.10/972,204.30
  6. Step 6: Final answer
    x = 954,421.65

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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.