Home / 332,218.20-497,015.10-288,332.40

Finding the Fourth Proportional to 332,218.20, 497,015.10 and 288,332.40

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Solution

The fourth proportional to 332,218.20, 497,015.10 and 288,332.40 is: 431,359.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,218.20 : 497,015.10 = 288,332.40 : x
  2. Step 2: Convert to fraction form
    332,218.20/497,015.10 = 288,332.40/x
  3. Step 3: Cross multiply
    332,218.20x = 497,015.10 × 288,332.40
  4. Step 4: Simplify right side
    332,218.20x = 143,305,556,619.24
  5. Step 5: Solve for x
    x = 143,305,556,619.24/332,218.20
  6. Step 6: Final answer
    x = 431,359.74

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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.