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Finding the Fourth Proportional to 537,200.70, 805,801.05 and 163,175.10

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Solution

The fourth proportional to 537,200.70, 805,801.05 and 163,175.10 is: 244,762.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,200.70 : 805,801.05 = 163,175.10 : x
  2. Step 2: Convert to fraction form
    537,200.70/805,801.05 = 163,175.10/x
  3. Step 3: Cross multiply
    537,200.70x = 805,801.05 × 163,175.10
  4. Step 4: Simplify right side
    537,200.70x = 131,486,666,913.86
  5. Step 5: Solve for x
    x = 131,486,666,913.86/537,200.70
  6. Step 6: Final answer
    x = 244,762.65

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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.