Home / 963,191.04-1,330,097.12-721,053.23

Finding the Fourth Proportional to 963,191.04, 1,330,097.12 and 721,053.23

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Solution

The fourth proportional to 963,191.04, 1,330,097.12 and 721,053.23 is: 995,722.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,191.04 : 1,330,097.12 = 721,053.23 : x
  2. Step 2: Convert to fraction form
    963,191.04/1,330,097.12 = 721,053.23/x
  3. Step 3: Cross multiply
    963,191.04x = 1,330,097.12 × 721,053.23
  4. Step 4: Simplify right side
    963,191.04x = 959,070,829,717.57
  5. Step 5: Solve for x
    x = 959,070,829,717.57/963,191.04
  6. Step 6: Final answer
    x = 995,722.33

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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.