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Finding the Fourth Proportional to 546,560.36, 814,407 and 486,937.88

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Solution

The fourth proportional to 546,560.36, 814,407 and 486,937.88 is: 725,566.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,560.36 : 814,407 = 486,937.88 : x
  2. Step 2: Convert to fraction form
    546,560.36/814,407 = 486,937.88/x
  3. Step 3: Cross multiply
    546,560.36x = 814,407 × 486,937.88
  4. Step 4: Simplify right side
    546,560.36x = 396,565,618,037.16
  5. Step 5: Solve for x
    x = 396,565,618,037.16/546,560.36
  6. Step 6: Final answer
    x = 725,566.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.