Home / 1,243,013.77-1,864,515.33-344,452.92

Finding the Fourth Proportional to 1,243,013.77, 1,864,515.33 and 344,452.92

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Solution

The fourth proportional to 1,243,013.77, 1,864,515.33 and 344,452.92 is: 516,677.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,013.77 : 1,864,515.33 = 344,452.92 : x
  2. Step 2: Convert to fraction form
    1,243,013.77/1,864,515.33 = 344,452.92/x
  3. Step 3: Cross multiply
    1,243,013.77x = 1,864,515.33 × 344,452.92
  4. Step 4: Simplify right side
    1,243,013.77x = 642,237,754,268.00
  5. Step 5: Solve for x
    x = 642,237,754,268.00/1,243,013.77
  6. Step 6: Final answer
    x = 516,677.91

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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.