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Finding the Fourth Proportional to 597,601.80, 896,561.10 and 260,497.80

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Solution

The fourth proportional to 597,601.80, 896,561.10 and 260,497.80 is: 390,815.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,601.80 : 896,561.10 = 260,497.80 : x
  2. Step 2: Convert to fraction form
    597,601.80/896,561.10 = 260,497.80/x
  3. Step 3: Cross multiply
    597,601.80x = 896,561.10 × 260,497.80
  4. Step 4: Simplify right side
    597,601.80x = 233,552,194,115.58
  5. Step 5: Solve for x
    x = 233,552,194,115.58/597,601.80
  6. Step 6: Final answer
    x = 390,815.75

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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.