Home / 326,924.80-490,387.20-116,569.60

Finding the Fourth Proportional to 326,924.80, 490,387.20 and 116,569.60

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Solution

The fourth proportional to 326,924.80, 490,387.20 and 116,569.60 is: 174,854.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,924.80 : 490,387.20 = 116,569.60 : x
  2. Step 2: Convert to fraction form
    326,924.80/490,387.20 = 116,569.60/x
  3. Step 3: Cross multiply
    326,924.80x = 490,387.20 × 116,569.60
  4. Step 4: Simplify right side
    326,924.80x = 57,164,239,749.12
  5. Step 5: Solve for x
    x = 57,164,239,749.12/326,924.80
  6. Step 6: Final answer
    x = 174,854.40

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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.