Home / 788,167.20-1,182,250.80-472,461.60

Finding the Fourth Proportional to 788,167.20, 1,182,250.80 and 472,461.60

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Solution

The fourth proportional to 788,167.20, 1,182,250.80 and 472,461.60 is: 708,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,167.20 : 1,182,250.80 = 472,461.60 : x
  2. Step 2: Convert to fraction form
    788,167.20/1,182,250.80 = 472,461.60/x
  3. Step 3: Cross multiply
    788,167.20x = 1,182,250.80 × 472,461.60
  4. Step 4: Simplify right side
    788,167.20x = 558,568,104,569.28
  5. Step 5: Solve for x
    x = 558,568,104,569.28/788,167.20
  6. Step 6: Final answer
    x = 708,692.40

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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.