Home / 314,823.80-472,235.70-202,849.40

Finding the Fourth Proportional to 314,823.80, 472,235.70 and 202,849.40

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Solution

The fourth proportional to 314,823.80, 472,235.70 and 202,849.40 is: 304,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,823.80 : 472,235.70 = 202,849.40 : x
  2. Step 2: Convert to fraction form
    314,823.80/472,235.70 = 202,849.40/x
  3. Step 3: Cross multiply
    314,823.80x = 472,235.70 × 202,849.40
  4. Step 4: Simplify right side
    314,823.80x = 95,792,728,403.58
  5. Step 5: Solve for x
    x = 95,792,728,403.58/314,823.80
  6. Step 6: Final answer
    x = 304,274.10

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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.