Home / 766,879.01-1,059,303.84-572,949.70

Finding the Fourth Proportional to 766,879.01, 1,059,303.84 and 572,949.70

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Solution

The fourth proportional to 766,879.01, 1,059,303.84 and 572,949.70 is: 791,425.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,879.01 : 1,059,303.84 = 572,949.70 : x
  2. Step 2: Convert to fraction form
    766,879.01/1,059,303.84 = 572,949.70/x
  3. Step 3: Cross multiply
    766,879.01x = 1,059,303.84 × 572,949.70
  4. Step 4: Simplify right side
    766,879.01x = 606,927,817,336.85
  5. Step 5: Solve for x
    x = 606,927,817,336.85/766,879.01
  6. Step 6: Final answer
    x = 791,425.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.