Home / 702,203.32-1,053,894.54-303,145.48

Finding the Fourth Proportional to 702,203.32, 1,053,894.54 and 303,145.48

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Solution

The fourth proportional to 702,203.32, 1,053,894.54 and 303,145.48 is: 454,972.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,203.32 : 1,053,894.54 = 303,145.48 : x
  2. Step 2: Convert to fraction form
    702,203.32/1,053,894.54 = 303,145.48/x
  3. Step 3: Cross multiply
    702,203.32x = 1,053,894.54 × 303,145.48
  4. Step 4: Simplify right side
    702,203.32x = 319,483,366,197.68
  5. Step 5: Solve for x
    x = 319,483,366,197.68/702,203.32
  6. Step 6: Final answer
    x = 454,972.74

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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.