Home / 947,067.23-1,306,981.51-517,375.04

Finding the Fourth Proportional to 947,067.23, 1,306,981.51 and 517,375.04

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Solution

The fourth proportional to 947,067.23, 1,306,981.51 and 517,375.04 is: 713,993.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,067.23 : 1,306,981.51 = 517,375.04 : x
  2. Step 2: Convert to fraction form
    947,067.23/1,306,981.51 = 517,375.04/x
  3. Step 3: Cross multiply
    947,067.23x = 1,306,981.51 × 517,375.04
  4. Step 4: Simplify right side
    947,067.23x = 676,199,608,428.64
  5. Step 5: Solve for x
    x = 676,199,608,428.64/947,067.23
  6. Step 6: Final answer
    x = 713,993.25

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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.