Home / 401,972.76-602,971.98-202,184.04

Finding the Fourth Proportional to 401,972.76, 602,971.98 and 202,184.04

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Solution

The fourth proportional to 401,972.76, 602,971.98 and 202,184.04 is: 303,282.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,972.76 : 602,971.98 = 202,184.04 : x
  2. Step 2: Convert to fraction form
    401,972.76/602,971.98 = 202,184.04/x
  3. Step 3: Cross multiply
    401,972.76x = 602,971.98 × 202,184.04
  4. Step 4: Simplify right side
    401,972.76x = 121,911,310,923.20
  5. Step 5: Solve for x
    x = 121,911,310,923.20/401,972.76
  6. Step 6: Final answer
    x = 303,282.52

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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.