Home / 1,265,719.25-1,746,625.52-692,648.70

Finding the Fourth Proportional to 1,265,719.25, 1,746,625.52 and 692,648.70

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Solution

The fourth proportional to 1,265,719.25, 1,746,625.52 and 692,648.70 is: 955,818.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,719.25 : 1,746,625.52 = 692,648.70 : x
  2. Step 2: Convert to fraction form
    1,265,719.25/1,746,625.52 = 692,648.70/x
  3. Step 3: Cross multiply
    1,265,719.25x = 1,746,625.52 × 692,648.70
  4. Step 4: Simplify right side
    1,265,719.25x = 1,209,797,892,351.58
  5. Step 5: Solve for x
    x = 1,209,797,892,351.58/1,265,719.25
  6. Step 6: Final answer
    x = 955,818.52

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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.