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Finding the Fourth Proportional to 569,548.80, 786,499.20 and 457,194.24

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Solution

The fourth proportional to 569,548.80, 786,499.20 and 457,194.24 is: 631,346.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,548.80 : 786,499.20 = 457,194.24 : x
  2. Step 2: Convert to fraction form
    569,548.80/786,499.20 = 457,194.24/x
  3. Step 3: Cross multiply
    569,548.80x = 786,499.20 × 457,194.24
  4. Step 4: Simplify right side
    569,548.80x = 359,582,904,004.61
  5. Step 5: Solve for x
    x = 359,582,904,004.61/569,548.80
  6. Step 6: Final answer
    x = 631,346.96

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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.