Home / 976,743.52-1,465,615.32-464,987.80

Finding the Fourth Proportional to 976,743.52, 1,465,615.32 and 464,987.80

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Solution

The fourth proportional to 976,743.52, 1,465,615.32 and 464,987.80 is: 697,719.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,743.52 : 1,465,615.32 = 464,987.80 : x
  2. Step 2: Convert to fraction form
    976,743.52/1,465,615.32 = 464,987.80/x
  3. Step 3: Cross multiply
    976,743.52x = 1,465,615.32 × 464,987.80
  4. Step 4: Simplify right side
    976,743.52x = 681,493,243,293.10
  5. Step 5: Solve for x
    x = 681,493,243,293.10/976,743.52
  6. Step 6: Final answer
    x = 697,719.75

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1.5x scale

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.