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Finding the Fourth Proportional to 267,453.54, 369,126.54 and 170,699.16

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Solution

The fourth proportional to 267,453.54, 369,126.54 and 170,699.16 is: 235,590.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,453.54 : 369,126.54 = 170,699.16 : x
  2. Step 2: Convert to fraction form
    267,453.54/369,126.54 = 170,699.16/x
  3. Step 3: Cross multiply
    267,453.54x = 369,126.54 × 170,699.16
  4. Step 4: Simplify right side
    267,453.54x = 63,009,590,311.71
  5. Step 5: Solve for x
    x = 63,009,590,311.71/267,453.54
  6. Step 6: Final answer
    x = 235,590.79

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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.