Home / 953,002.88-1,314,265.56-647,536.40

Finding the Fourth Proportional to 953,002.88, 1,314,265.56 and 647,536.40

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Solution

The fourth proportional to 953,002.88, 1,314,265.56 and 647,536.40 is: 893,003.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,002.88 : 1,314,265.56 = 647,536.40 : x
  2. Step 2: Convert to fraction form
    953,002.88/1,314,265.56 = 647,536.40/x
  3. Step 3: Cross multiply
    953,002.88x = 1,314,265.56 × 647,536.40
  4. Step 4: Simplify right side
    953,002.88x = 851,034,789,366.38
  5. Step 5: Solve for x
    x = 851,034,789,366.38/953,002.88
  6. Step 6: Final answer
    x = 893,003.38

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Double scale
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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.