Home / 332,208.20-497,000.10-288,322.40

Finding the Fourth Proportional to 332,208.20, 497,000.10 and 288,322.40

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Solution

The fourth proportional to 332,208.20, 497,000.10 and 288,322.40 is: 431,344.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,208.20 : 497,000.10 = 288,322.40 : x
  2. Step 2: Convert to fraction form
    332,208.20/497,000.10 = 288,322.40/x
  3. Step 3: Cross multiply
    332,208.20x = 497,000.10 × 288,322.40
  4. Step 4: Simplify right side
    332,208.20x = 143,296,261,632.24
  5. Step 5: Solve for x
    x = 143,296,261,632.24/332,208.20
  6. Step 6: Final answer
    x = 431,344.75

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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.