Home / 840,028.59-1,260,070.56-232,815.74

Finding the Fourth Proportional to 840,028.59, 1,260,070.56 and 232,815.74

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Solution

The fourth proportional to 840,028.59, 1,260,070.56 and 232,815.74 is: 349,231.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,028.59 : 1,260,070.56 = 232,815.74 : x
  2. Step 2: Convert to fraction form
    840,028.59/1,260,070.56 = 232,815.74/x
  3. Step 3: Cross multiply
    840,028.59x = 1,260,070.56 × 232,815.74
  4. Step 4: Simplify right side
    840,028.59x = 293,364,253,578.26
  5. Step 5: Solve for x
    x = 293,364,253,578.26/840,028.59
  6. Step 6: Final answer
    x = 349,231.27

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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.