Home / 712,490.04-1,068,805.26-207,055.44

Finding the Fourth Proportional to 712,490.04, 1,068,805.26 and 207,055.44

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Solution

The fourth proportional to 712,490.04, 1,068,805.26 and 207,055.44 is: 310,603.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,490.04 : 1,068,805.26 = 207,055.44 : x
  2. Step 2: Convert to fraction form
    712,490.04/1,068,805.26 = 207,055.44/x
  3. Step 3: Cross multiply
    712,490.04x = 1,068,805.26 × 207,055.44
  4. Step 4: Simplify right side
    712,490.04x = 221,301,943,383.61
  5. Step 5: Solve for x
    x = 221,301,943,383.61/712,490.04
  6. Step 6: Final answer
    x = 310,603.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.