Home / 480,852.36-721,344.15-200,304

Finding the Fourth Proportional to 480,852.36, 721,344.15 and 200,304

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Solution

The fourth proportional to 480,852.36, 721,344.15 and 200,304 is: 300,483.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,852.36 : 721,344.15 = 200,304 : x
  2. Step 2: Convert to fraction form
    480,852.36/721,344.15 = 200,304/x
  3. Step 3: Cross multiply
    480,852.36x = 721,344.15 × 200,304
  4. Step 4: Simplify right side
    480,852.36x = 144,488,118,621.60
  5. Step 5: Solve for x
    x = 144,488,118,621.60/480,852.36
  6. Step 6: Final answer
    x = 300,483.33

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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.