Home / 928,442.55-1,281,478.61-566,066.20

Finding the Fourth Proportional to 928,442.55, 1,281,478.61 and 566,066.20

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Solution

The fourth proportional to 928,442.55, 1,281,478.61 and 566,066.20 is: 781,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,442.55 : 1,281,478.61 = 566,066.20 : x
  2. Step 2: Convert to fraction form
    928,442.55/1,281,478.61 = 566,066.20/x
  3. Step 3: Cross multiply
    928,442.55x = 1,281,478.61 × 566,066.20
  4. Step 4: Simplify right side
    928,442.55x = 725,401,724,313.65
  5. Step 5: Solve for x
    x = 725,401,724,313.65/928,442.55
  6. Step 6: Final answer
    x = 781,310.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.