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Finding the Fourth Proportional to 605,501.61, 836,442.09 and 573,615.15

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Solution

The fourth proportional to 605,501.61, 836,442.09 and 573,615.15 is: 792,394.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,501.61 : 836,442.09 = 573,615.15 : x
  2. Step 2: Convert to fraction form
    605,501.61/836,442.09 = 573,615.15/x
  3. Step 3: Cross multiply
    605,501.61x = 836,442.09 × 573,615.15
  4. Step 4: Simplify right side
    605,501.61x = 479,795,854,921.66
  5. Step 5: Solve for x
    x = 479,795,854,921.66/605,501.61
  6. Step 6: Final answer
    x = 792,394.02

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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.