Home / 345,196.03-476,256.36-201,854.58

Finding the Fourth Proportional to 345,196.03, 476,256.36 and 201,854.58

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Solution

The fourth proportional to 345,196.03, 476,256.36 and 201,854.58 is: 278,492.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,196.03 : 476,256.36 = 201,854.58 : x
  2. Step 2: Convert to fraction form
    345,196.03/476,256.36 = 201,854.58/x
  3. Step 3: Cross multiply
    345,196.03x = 476,256.36 × 201,854.58
  4. Step 4: Simplify right side
    345,196.03x = 96,134,527,520.13
  5. Step 5: Solve for x
    x = 96,134,527,520.13/345,196.03
  6. Step 6: Final answer
    x = 278,492.56

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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.