Home / 995,257.20-1,492,885.80-574,316.40

Finding the Fourth Proportional to 995,257.20, 1,492,885.80 and 574,316.40

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Solution

The fourth proportional to 995,257.20, 1,492,885.80 and 574,316.40 is: 861,474.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,257.20 : 1,492,885.80 = 574,316.40 : x
  2. Step 2: Convert to fraction form
    995,257.20/1,492,885.80 = 574,316.40/x
  3. Step 3: Cross multiply
    995,257.20x = 1,492,885.80 × 574,316.40
  4. Step 4: Simplify right side
    995,257.20x = 857,388,798,267.12
  5. Step 5: Solve for x
    x = 857,388,798,267.12/995,257.20
  6. Step 6: Final answer
    x = 861,474.60

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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.