Home / 942,832.78-1,300,204.64-633,434.38

Finding the Fourth Proportional to 942,832.78, 1,300,204.64 and 633,434.38

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Solution

The fourth proportional to 942,832.78, 1,300,204.64 and 633,434.38 is: 873,531.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,832.78 : 1,300,204.64 = 633,434.38 : x
  2. Step 2: Convert to fraction form
    942,832.78/1,300,204.64 = 633,434.38/x
  3. Step 3: Cross multiply
    942,832.78x = 1,300,204.64 × 633,434.38
  4. Step 4: Simplify right side
    942,832.78x = 823,594,320,011.52
  5. Step 5: Solve for x
    x = 823,594,320,011.52/942,832.78
  6. Step 6: Final answer
    x = 873,531.70

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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.