Home / 701,957.80-1,049,864.70-627,615.40

Finding the Fourth Proportional to 701,957.80, 1,049,864.70 and 627,615.40

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Solution

The fourth proportional to 701,957.80, 1,049,864.70 and 627,615.40 is: 938,676.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,957.80 : 1,049,864.70 = 627,615.40 : x
  2. Step 2: Convert to fraction form
    701,957.80/1,049,864.70 = 627,615.40/x
  3. Step 3: Cross multiply
    701,957.80x = 1,049,864.70 × 627,615.40
  4. Step 4: Simplify right side
    701,957.80x = 658,911,253,636.38
  5. Step 5: Solve for x
    x = 658,911,253,636.38/701,957.80
  6. Step 6: Final answer
    x = 938,676.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.