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Finding the Fourth Proportional to 653,904.32, 902,494.92 and 544,835.60

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Solution

The fourth proportional to 653,904.32, 902,494.92 and 544,835.60 is: 751,962.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,904.32 : 902,494.92 = 544,835.60 : x
  2. Step 2: Convert to fraction form
    653,904.32/902,494.92 = 544,835.60/x
  3. Step 3: Cross multiply
    653,904.32x = 902,494.92 × 544,835.60
  4. Step 4: Simplify right side
    653,904.32x = 491,711,361,235.15
  5. Step 5: Solve for x
    x = 491,711,361,235.15/653,904.32
  6. Step 6: Final answer
    x = 751,962.25

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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.