Home / 862,023.48-1,189,547.00-494,482.07

Finding the Fourth Proportional to 862,023.48, 1,189,547.00 and 494,482.07

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Solution

The fourth proportional to 862,023.48, 1,189,547.00 and 494,482.07 is: 682,359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,023.48 : 1,189,547.00 = 494,482.07 : x
  2. Step 2: Convert to fraction form
    862,023.48/1,189,547.00 = 494,482.07/x
  3. Step 3: Cross multiply
    862,023.48x = 1,189,547.00 × 494,482.07
  4. Step 4: Simplify right side
    862,023.48x = 588,209,660,672.93
  5. Step 5: Solve for x
    x = 588,209,660,672.93/862,023.48
  6. Step 6: Final answer
    x = 682,359.21

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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.