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Finding the Fourth Proportional to 282,482.04, 423,723.72 and 69,250.88

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Solution

The fourth proportional to 282,482.04, 423,723.72 and 69,250.88 is: 103,876.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,482.04 : 423,723.72 = 69,250.88 : x
  2. Step 2: Convert to fraction form
    282,482.04/423,723.72 = 69,250.88/x
  3. Step 3: Cross multiply
    282,482.04x = 423,723.72 × 69,250.88
  4. Step 4: Simplify right side
    282,482.04x = 29,343,240,486.87
  5. Step 5: Solve for x
    x = 29,343,240,486.87/282,482.04
  6. Step 6: Final answer
    x = 103,876.48

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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.