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Finding the Fourth Proportional to 597,704.80, 896,557.20 and 555,714.40

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Solution

The fourth proportional to 597,704.80, 896,557.20 and 555,714.40 is: 833,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,704.80 : 896,557.20 = 555,714.40 : x
  2. Step 2: Convert to fraction form
    597,704.80/896,557.20 = 555,714.40/x
  3. Step 3: Cross multiply
    597,704.80x = 896,557.20 × 555,714.40
  4. Step 4: Simplify right side
    597,704.80x = 498,229,746,463.68
  5. Step 5: Solve for x
    x = 498,229,746,463.68/597,704.80
  6. Step 6: Final answer
    x = 833,571.60

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Double scale
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Similar ratio
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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.