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Finding the Fourth Proportional to 647,535.70, 971,303.55 and 597,769.30

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Solution

The fourth proportional to 647,535.70, 971,303.55 and 597,769.30 is: 896,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,535.70 : 971,303.55 = 597,769.30 : x
  2. Step 2: Convert to fraction form
    647,535.70/971,303.55 = 597,769.30/x
  3. Step 3: Cross multiply
    647,535.70x = 971,303.55 × 597,769.30
  4. Step 4: Simplify right side
    647,535.70x = 580,615,443,171.02
  5. Step 5: Solve for x
    x = 580,615,443,171.02/647,535.70
  6. Step 6: Final answer
    x = 896,653.95

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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.