Home / 992,967.38-1,370,254.05-540,260.18

Finding the Fourth Proportional to 992,967.38, 1,370,254.05 and 540,260.18

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Solution

The fourth proportional to 992,967.38, 1,370,254.05 and 540,260.18 is: 745,536.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,967.38 : 1,370,254.05 = 540,260.18 : x
  2. Step 2: Convert to fraction form
    992,967.38/1,370,254.05 = 540,260.18/x
  3. Step 3: Cross multiply
    992,967.38x = 1,370,254.05 × 540,260.18
  4. Step 4: Simplify right side
    992,967.38x = 740,293,699,698.73
  5. Step 5: Solve for x
    x = 740,293,699,698.73/992,967.38
  6. Step 6: Final answer
    x = 745,536.78

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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.