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Finding the Fourth Proportional to 609,621.80, 914,432.70 and 597,957.80

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Solution

The fourth proportional to 609,621.80, 914,432.70 and 597,957.80 is: 896,936.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,621.80 : 914,432.70 = 597,957.80 : x
  2. Step 2: Convert to fraction form
    609,621.80/914,432.70 = 597,957.80/x
  3. Step 3: Cross multiply
    609,621.80x = 914,432.70 × 597,957.80
  4. Step 4: Simplify right side
    609,621.80x = 546,792,165,540.06
  5. Step 5: Solve for x
    x = 546,792,165,540.06/609,621.80
  6. Step 6: Final answer
    x = 896,936.70

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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.