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Finding the Fourth Proportional to 403,070.88, 556,179.12 and 241,891.68

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Solution

The fourth proportional to 403,070.88, 556,179.12 and 241,891.68 is: 333,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,070.88 : 556,179.12 = 241,891.68 : x
  2. Step 2: Convert to fraction form
    403,070.88/556,179.12 = 241,891.68/x
  3. Step 3: Cross multiply
    403,070.88x = 556,179.12 × 241,891.68
  4. Step 4: Simplify right side
    403,070.88x = 134,535,101,717.72
  5. Step 5: Solve for x
    x = 134,535,101,717.72/403,070.88
  6. Step 6: Final answer
    x = 333,775.29

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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.