Home / 943,047.24-1,301,434.34-513,356.20

Finding the Fourth Proportional to 943,047.24, 1,301,434.34 and 513,356.20

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Solution

The fourth proportional to 943,047.24, 1,301,434.34 and 513,356.20 is: 708,447.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,047.24 : 1,301,434.34 = 513,356.20 : x
  2. Step 2: Convert to fraction form
    943,047.24/1,301,434.34 = 513,356.20/x
  3. Step 3: Cross multiply
    943,047.24x = 1,301,434.34 × 513,356.20
  4. Step 4: Simplify right side
    943,047.24x = 668,099,387,331.91
  5. Step 5: Solve for x
    x = 668,099,387,331.91/943,047.24
  6. Step 6: Final answer
    x = 708,447.42

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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.