Home / 1,280,200.01-1,766,711.66-707,277.11

Finding the Fourth Proportional to 1,280,200.01, 1,766,711.66 and 707,277.11

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Solution

The fourth proportional to 1,280,200.01, 1,766,711.66 and 707,277.11 is: 976,062.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,200.01 : 1,766,711.66 = 707,277.11 : x
  2. Step 2: Convert to fraction form
    1,280,200.01/1,766,711.66 = 707,277.11/x
  3. Step 3: Cross multiply
    1,280,200.01x = 1,766,711.66 × 707,277.11
  4. Step 4: Simplify right side
    1,280,200.01x = 1,249,554,704,718.16
  5. Step 5: Solve for x
    x = 1,249,554,704,718.16/1,280,200.01
  6. Step 6: Final answer
    x = 976,062.10

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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.