Home / 612,001.44-844,560.36-340,068.24

Finding the Fourth Proportional to 612,001.44, 844,560.36 and 340,068.24

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Solution

The fourth proportional to 612,001.44, 844,560.36 and 340,068.24 is: 469,293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,001.44 : 844,560.36 = 340,068.24 : x
  2. Step 2: Convert to fraction form
    612,001.44/844,560.36 = 340,068.24/x
  3. Step 3: Cross multiply
    612,001.44x = 844,560.36 × 340,068.24
  4. Step 4: Simplify right side
    612,001.44x = 287,208,155,198.97
  5. Step 5: Solve for x
    x = 287,208,155,198.97/612,001.44
  6. Step 6: Final answer
    x = 469,293.27

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1.5x scale

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.