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Finding the Fourth Proportional to 236,332.60, 354,498.90 and 70,120.60

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Solution

The fourth proportional to 236,332.60, 354,498.90 and 70,120.60 is: 105,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,332.60 : 354,498.90 = 70,120.60 : x
  2. Step 2: Convert to fraction form
    236,332.60/354,498.90 = 70,120.60/x
  3. Step 3: Cross multiply
    236,332.60x = 354,498.90 × 70,120.60
  4. Step 4: Simplify right side
    236,332.60x = 24,857,675,567.34
  5. Step 5: Solve for x
    x = 24,857,675,567.34/236,332.60
  6. Step 6: Final answer
    x = 105,180.90

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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.