Home / 1,265,335.48-1,746,162.90-692,375.68

Finding the Fourth Proportional to 1,265,335.48, 1,746,162.90 and 692,375.68

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Solution

The fourth proportional to 1,265,335.48, 1,746,162.90 and 692,375.68 is: 955,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,335.48 : 1,746,162.90 = 692,375.68 : x
  2. Step 2: Convert to fraction form
    1,265,335.48/1,746,162.90 = 692,375.68/x
  3. Step 3: Cross multiply
    1,265,335.48x = 1,746,162.90 × 692,375.68
  4. Step 4: Simplify right side
    1,265,335.48x = 1,209,000,725,278.27
  5. Step 5: Solve for x
    x = 1,209,000,725,278.27/1,265,335.48
  6. Step 6: Final answer
    x = 955,478.40

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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.