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Finding the Fourth Proportional to 454,076.16, 626,618.88 and 252,873.60

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Solution

The fourth proportional to 454,076.16, 626,618.88 and 252,873.60 is: 348,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,076.16 : 626,618.88 = 252,873.60 : x
  2. Step 2: Convert to fraction form
    454,076.16/626,618.88 = 252,873.60/x
  3. Step 3: Cross multiply
    454,076.16x = 626,618.88 × 252,873.60
  4. Step 4: Simplify right side
    454,076.16x = 158,455,372,013.57
  5. Step 5: Solve for x
    x = 158,455,372,013.57/454,076.16
  6. Step 6: Final answer
    x = 348,962.10

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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.