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Finding the Fourth Proportional to 253,547.73, 349,523.10 and 193,012.92

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Solution

The fourth proportional to 253,547.73, 349,523.10 and 193,012.92 is: 266,074.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,547.73 : 349,523.10 = 193,012.92 : x
  2. Step 2: Convert to fraction form
    253,547.73/349,523.10 = 193,012.92/x
  3. Step 3: Cross multiply
    253,547.73x = 349,523.10 × 193,012.92
  4. Step 4: Simplify right side
    253,547.73x = 67,462,474,138.45
  5. Step 5: Solve for x
    x = 67,462,474,138.45/253,547.73
  6. Step 6: Final answer
    x = 266,074.06

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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.