Home / 819,459.30-1,229,188.95-500,594.70

Finding the Fourth Proportional to 819,459.30, 1,229,188.95 and 500,594.70

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Solution

The fourth proportional to 819,459.30, 1,229,188.95 and 500,594.70 is: 750,892.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,459.30 : 1,229,188.95 = 500,594.70 : x
  2. Step 2: Convert to fraction form
    819,459.30/1,229,188.95 = 500,594.70/x
  3. Step 3: Cross multiply
    819,459.30x = 1,229,188.95 × 500,594.70
  4. Step 4: Simplify right side
    819,459.30x = 615,325,473,668.57
  5. Step 5: Solve for x
    x = 615,325,473,668.57/819,459.30
  6. Step 6: Final answer
    x = 750,892.05

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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.