Home / 768,785.19-1,153,288.06-236,350.93

Finding the Fourth Proportional to 768,785.19, 1,153,288.06 and 236,350.93

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Solution

The fourth proportional to 768,785.19, 1,153,288.06 and 236,350.93 is: 354,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,785.19 : 1,153,288.06 = 236,350.93 : x
  2. Step 2: Convert to fraction form
    768,785.19/1,153,288.06 = 236,350.93/x
  3. Step 3: Cross multiply
    768,785.19x = 1,153,288.06 × 236,350.93
  4. Step 4: Simplify right side
    768,785.19x = 272,580,704,357.14
  5. Step 5: Solve for x
    x = 272,580,704,357.14/768,785.19
  6. Step 6: Final answer
    x = 354,560.30

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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.