Home / 476,904.10-658,125.78-272,954.20

Finding the Fourth Proportional to 476,904.10, 658,125.78 and 272,954.20

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Solution

The fourth proportional to 476,904.10, 658,125.78 and 272,954.20 is: 376,675.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,904.10 : 658,125.78 = 272,954.20 : x
  2. Step 2: Convert to fraction form
    476,904.10/658,125.78 = 272,954.20/x
  3. Step 3: Cross multiply
    476,904.10x = 658,125.78 × 272,954.20
  4. Step 4: Simplify right side
    476,904.10x = 179,638,195,779.28
  5. Step 5: Solve for x
    x = 179,638,195,779.28/476,904.10
  6. Step 6: Final answer
    x = 376,675.72

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1.5x scale

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.