Home / 778,934.20-1,168,862.10-568,041.40

Finding the Fourth Proportional to 778,934.20, 1,168,862.10 and 568,041.40

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Solution

The fourth proportional to 778,934.20, 1,168,862.10 and 568,041.40 is: 852,398.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,934.20 : 1,168,862.10 = 568,041.40 : x
  2. Step 2: Convert to fraction form
    778,934.20/1,168,862.10 = 568,041.40/x
  3. Step 3: Cross multiply
    778,934.20x = 1,168,862.10 × 568,041.40
  4. Step 4: Simplify right side
    778,934.20x = 663,962,063,690.94
  5. Step 5: Solve for x
    x = 663,962,063,690.94/778,934.20
  6. Step 6: Final answer
    x = 852,398.14

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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.