Home / 261,175.83-360,236.03-239,733.69

Finding the Fourth Proportional to 261,175.83, 360,236.03 and 239,733.69

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Solution

The fourth proportional to 261,175.83, 360,236.03 and 239,733.69 is: 330,661.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,175.83 : 360,236.03 = 239,733.69 : x
  2. Step 2: Convert to fraction form
    261,175.83/360,236.03 = 239,733.69/x
  3. Step 3: Cross multiply
    261,175.83x = 360,236.03 × 239,733.69
  4. Step 4: Simplify right side
    261,175.83x = 86,360,711,544.18
  5. Step 5: Solve for x
    x = 86,360,711,544.18/261,175.83
  6. Step 6: Final answer
    x = 330,661.19

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1.5x scale

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.