Home / 842,002.32-1,161,979.92-460,052.80

Finding the Fourth Proportional to 842,002.32, 1,161,979.92 and 460,052.80

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Solution

The fourth proportional to 842,002.32, 1,161,979.92 and 460,052.80 is: 634,882.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,002.32 : 1,161,979.92 = 460,052.80 : x
  2. Step 2: Convert to fraction form
    842,002.32/1,161,979.92 = 460,052.80/x
  3. Step 3: Cross multiply
    842,002.32x = 1,161,979.92 × 460,052.80
  4. Step 4: Simplify right side
    842,002.32x = 534,572,115,739.78
  5. Step 5: Solve for x
    x = 534,572,115,739.78/842,002.32
  6. Step 6: Final answer
    x = 634,882.00

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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.