Home / 537,934.80-806,902.20-369,973.20

Finding the Fourth Proportional to 537,934.80, 806,902.20 and 369,973.20

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Solution

The fourth proportional to 537,934.80, 806,902.20 and 369,973.20 is: 554,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,934.80 : 806,902.20 = 369,973.20 : x
  2. Step 2: Convert to fraction form
    537,934.80/806,902.20 = 369,973.20/x
  3. Step 3: Cross multiply
    537,934.80x = 806,902.20 × 369,973.20
  4. Step 4: Simplify right side
    537,934.80x = 298,532,189,021.04
  5. Step 5: Solve for x
    x = 298,532,189,021.04/537,934.80
  6. Step 6: Final answer
    x = 554,959.80

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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.