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Finding the Fourth Proportional to 416,888.64, 625,327.36 and 101,344.64

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Solution

The fourth proportional to 416,888.64, 625,327.36 and 101,344.64 is: 152,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,888.64 : 625,327.36 = 101,344.64 : x
  2. Step 2: Convert to fraction form
    416,888.64/625,327.36 = 101,344.64/x
  3. Step 3: Cross multiply
    416,888.64x = 625,327.36 × 101,344.64
  4. Step 4: Simplify right side
    416,888.64x = 63,373,576,181.35
  5. Step 5: Solve for x
    x = 63,373,576,181.35/416,888.64
  6. Step 6: Final answer
    x = 152,015.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.