Home / 798,854.66-1,102,426.89-454,673.69

Finding the Fourth Proportional to 798,854.66, 1,102,426.89 and 454,673.69

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Solution

The fourth proportional to 798,854.66, 1,102,426.89 and 454,673.69 is: 627,453.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,854.66 : 1,102,426.89 = 454,673.69 : x
  2. Step 2: Convert to fraction form
    798,854.66/1,102,426.89 = 454,673.69/x
  3. Step 3: Cross multiply
    798,854.66x = 1,102,426.89 × 454,673.69
  4. Step 4: Simplify right side
    798,854.66x = 501,244,502,031.52
  5. Step 5: Solve for x
    x = 501,244,502,031.52/798,854.66
  6. Step 6: Final answer
    x = 627,453.94

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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.