Home / 1,243,023.07-1,864,529.28-344,462.23

Finding the Fourth Proportional to 1,243,023.07, 1,864,529.28 and 344,462.23

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Solution

The fourth proportional to 1,243,023.07, 1,864,529.28 and 344,462.23 is: 516,691.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,023.07 : 1,864,529.28 = 344,462.23 : x
  2. Step 2: Convert to fraction form
    1,243,023.07/1,864,529.28 = 344,462.23/x
  3. Step 3: Cross multiply
    1,243,023.07x = 1,864,529.28 × 344,462.23
  4. Step 4: Simplify right side
    1,243,023.07x = 642,259,913,689.09
  5. Step 5: Solve for x
    x = 642,259,913,689.09/1,243,023.07
  6. Step 6: Final answer
    x = 516,691.87

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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.