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Finding the Fourth Proportional to 582,557.28, 874,175.56 and 245,577.28

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Solution

The fourth proportional to 582,557.28, 874,175.56 and 245,577.28 is: 368,509.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,557.28 : 874,175.56 = 245,577.28 : x
  2. Step 2: Convert to fraction form
    582,557.28/874,175.56 = 245,577.28/x
  3. Step 3: Cross multiply
    582,557.28x = 874,175.56 × 245,577.28
  4. Step 4: Simplify right side
    582,557.28x = 214,677,656,267.28
  5. Step 5: Solve for x
    x = 214,677,656,267.28/582,557.28
  6. Step 6: Final answer
    x = 368,509.10

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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.