Home / 819,590.19-1,229,385.28-370,063.27

Finding the Fourth Proportional to 819,590.19, 1,229,385.28 and 370,063.27

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Solution

The fourth proportional to 819,590.19, 1,229,385.28 and 370,063.27 is: 555,094.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,590.19 : 1,229,385.28 = 370,063.27 : x
  2. Step 2: Convert to fraction form
    819,590.19/1,229,385.28 = 370,063.27/x
  3. Step 3: Cross multiply
    819,590.19x = 1,229,385.28 × 370,063.27
  4. Step 4: Simplify right side
    819,590.19x = 454,950,336,806.67
  5. Step 5: Solve for x
    x = 454,950,336,806.67/819,590.19
  6. Step 6: Final answer
    x = 555,094.90

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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.