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Finding the Fourth Proportional to 7,000.65, 10,502.61 and 2,320.32

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Solution

The fourth proportional to 7,000.65, 10,502.61 and 2,320.32 is: 3,481.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.65 : 10,502.61 = 2,320.32 : x
  2. Step 2: Convert to fraction form
    7,000.65/10,502.61 = 2,320.32/x
  3. Step 3: Cross multiply
    7,000.65x = 10,502.61 × 2,320.32
  4. Step 4: Simplify right side
    7,000.65x = 24,369,430.23
  5. Step 5: Solve for x
    x = 24,369,430.23/7,000.65
  6. Step 6: Final answer
    x = 3,481.02

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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.