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Finding the Fourth Proportional to 504,182.88, 695,763.45 and 274,742.19

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Solution

The fourth proportional to 504,182.88, 695,763.45 and 274,742.19 is: 379,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,182.88 : 695,763.45 = 274,742.19 : x
  2. Step 2: Convert to fraction form
    504,182.88/695,763.45 = 274,742.19/x
  3. Step 3: Cross multiply
    504,182.88x = 695,763.45 × 274,742.19
  4. Step 4: Simplify right side
    504,182.88x = 191,155,573,974.96
  5. Step 5: Solve for x
    x = 191,155,573,974.96/504,182.88
  6. Step 6: Final answer
    x = 379,139.36

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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.