Home / 371,823.04-513,094.72-202,056

Finding the Fourth Proportional to 371,823.04, 513,094.72 and 202,056

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Solution

The fourth proportional to 371,823.04, 513,094.72 and 202,056 is: 278,825.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,823.04 : 513,094.72 = 202,056 : x
  2. Step 2: Convert to fraction form
    371,823.04/513,094.72 = 202,056/x
  3. Step 3: Cross multiply
    371,823.04x = 513,094.72 × 202,056
  4. Step 4: Simplify right side
    371,823.04x = 103,673,866,744.32
  5. Step 5: Solve for x
    x = 103,673,866,744.32/371,823.04
  6. Step 6: Final answer
    x = 278,825.83

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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.