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Finding the Fourth Proportional to 453,232.16, 624,882.48 and 283,404.32

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Solution

The fourth proportional to 453,232.16, 624,882.48 and 283,404.32 is: 390,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,232.16 : 624,882.48 = 283,404.32 : x
  2. Step 2: Convert to fraction form
    453,232.16/624,882.48 = 283,404.32/x
  3. Step 3: Cross multiply
    453,232.16x = 624,882.48 × 283,404.32
  4. Step 4: Simplify right side
    453,232.16x = 177,094,394,324.31
  5. Step 5: Solve for x
    x = 177,094,394,324.31/453,232.16
  6. Step 6: Final answer
    x = 390,736.60

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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.