Home / 992,929.48-1,370,276.82-540,237.64

Finding the Fourth Proportional to 992,929.48, 1,370,276.82 and 540,237.64

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Solution

The fourth proportional to 992,929.48, 1,370,276.82 and 540,237.64 is: 745,546.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,929.48 : 1,370,276.82 = 540,237.64 : x
  2. Step 2: Convert to fraction form
    992,929.48/1,370,276.82 = 540,237.64/x
  3. Step 3: Cross multiply
    992,929.48x = 1,370,276.82 × 540,237.64
  4. Step 4: Simplify right side
    992,929.48x = 740,275,115,383.51
  5. Step 5: Solve for x
    x = 740,275,115,383.51/992,929.48
  6. Step 6: Final answer
    x = 745,546.52

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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.