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Finding the Fourth Proportional to 582,578.76, 874,207.80 and 245,598.78

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Solution

The fourth proportional to 582,578.76, 874,207.80 and 245,598.78 is: 368,541.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,578.76 : 874,207.80 = 245,598.78 : x
  2. Step 2: Convert to fraction form
    582,578.76/874,207.80 = 245,598.78/x
  3. Step 3: Cross multiply
    582,578.76x = 874,207.80 × 245,598.78
  4. Step 4: Simplify right side
    582,578.76x = 214,704,369,146.48
  5. Step 5: Solve for x
    x = 214,704,369,146.48/582,578.76
  6. Step 6: Final answer
    x = 368,541.36

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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.