Home / 769,851.57-1,062,302.45-425,641.00

Finding the Fourth Proportional to 769,851.57, 1,062,302.45 and 425,641.00

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Solution

The fourth proportional to 769,851.57, 1,062,302.45 and 425,641.00 is: 587,333.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,851.57 : 1,062,302.45 = 425,641.00 : x
  2. Step 2: Convert to fraction form
    769,851.57/1,062,302.45 = 425,641.00/x
  3. Step 3: Cross multiply
    769,851.57x = 1,062,302.45 × 425,641.00
  4. Step 4: Simplify right side
    769,851.57x = 452,159,477,316.03
  5. Step 5: Solve for x
    x = 452,159,477,316.03/769,851.57
  6. Step 6: Final answer
    x = 587,333.32

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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.