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Finding the Fourth Proportional to 7,595.30, 10,472.83 and 6,398.53

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Solution

The fourth proportional to 7,595.30, 10,472.83 and 6,398.53 is: 8,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,595.30 : 10,472.83 = 6,398.53 : x
  2. Step 2: Convert to fraction form
    7,595.30/10,472.83 = 6,398.53/x
  3. Step 3: Cross multiply
    7,595.30x = 10,472.83 × 6,398.53
  4. Step 4: Simplify right side
    7,595.30x = 67,010,674.76
  5. Step 5: Solve for x
    x = 67,010,674.76/7,595.30
  6. Step 6: Final answer
    x = 8,822.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.