Home / 332,218.80-498,328.20-121,829.40

Finding the Fourth Proportional to 332,218.80, 498,328.20 and 121,829.40

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Solution

The fourth proportional to 332,218.80, 498,328.20 and 121,829.40 is: 182,744.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,218.80 : 498,328.20 = 121,829.40 : x
  2. Step 2: Convert to fraction form
    332,218.80/498,328.20 = 121,829.40/x
  3. Step 3: Cross multiply
    332,218.80x = 498,328.20 × 121,829.40
  4. Step 4: Simplify right side
    332,218.80x = 60,711,025,609.08
  5. Step 5: Solve for x
    x = 60,711,025,609.08/332,218.80
  6. Step 6: Final answer
    x = 182,744.10

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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.