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Finding the Fourth Proportional to 504,085.85, 695,632.08 and 274,652.69

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Solution

The fourth proportional to 504,085.85, 695,632.08 and 274,652.69 is: 379,017.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,085.85 : 695,632.08 = 274,652.69 : x
  2. Step 2: Convert to fraction form
    504,085.85/695,632.08 = 274,652.69/x
  3. Step 3: Cross multiply
    504,085.85x = 695,632.08 × 274,652.69
  4. Step 4: Simplify right side
    504,085.85x = 191,057,222,022.30
  5. Step 5: Solve for x
    x = 191,057,222,022.30/504,085.85
  6. Step 6: Final answer
    x = 379,017.23

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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.