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Finding the Fourth Proportional to 236,756.98, 326,643.58 and 134,756.92

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Solution

The fourth proportional to 236,756.98, 326,643.58 and 134,756.92 is: 185,918.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,756.98 : 326,643.58 = 134,756.92 : x
  2. Step 2: Convert to fraction form
    236,756.98/326,643.58 = 134,756.92/x
  3. Step 3: Cross multiply
    236,756.98x = 326,643.58 × 134,756.92
  4. Step 4: Simplify right side
    236,756.98x = 44,017,482,778.57
  5. Step 5: Solve for x
    x = 44,017,482,778.57/236,756.98
  6. Step 6: Final answer
    x = 185,918.42

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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.