Home / 975,842.28-1,346,633.37-540,279

Finding the Fourth Proportional to 975,842.28, 1,346,633.37 and 540,279

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Solution

The fourth proportional to 975,842.28, 1,346,633.37 and 540,279 is: 745,568.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,842.28 : 1,346,633.37 = 540,279 : x
  2. Step 2: Convert to fraction form
    975,842.28/1,346,633.37 = 540,279/x
  3. Step 3: Cross multiply
    975,842.28x = 1,346,633.37 × 540,279
  4. Step 4: Simplify right side
    975,842.28x = 727,557,730,510.23
  5. Step 5: Solve for x
    x = 727,557,730,510.23/975,842.28
  6. Step 6: Final answer
    x = 745,568.98

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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.