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Finding the Fourth Proportional to 504,187.38, 695,769.66 and 274,746.69

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Solution

The fourth proportional to 504,187.38, 695,769.66 and 274,746.69 is: 379,145.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,187.38 : 695,769.66 = 274,746.69 : x
  2. Step 2: Convert to fraction form
    504,187.38/695,769.66 = 274,746.69/x
  3. Step 3: Cross multiply
    504,187.38x = 695,769.66 × 274,746.69
  4. Step 4: Simplify right side
    504,187.38x = 191,160,411,087.43
  5. Step 5: Solve for x
    x = 191,160,411,087.43/504,187.38
  6. Step 6: Final answer
    x = 379,145.57

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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.