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Finding the Fourth Proportional to 504,089.68, 695,623.53 and 274,648.81

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Solution

The fourth proportional to 504,089.68, 695,623.53 and 274,648.81 is: 379,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,089.68 : 695,623.53 = 274,648.81 : x
  2. Step 2: Convert to fraction form
    504,089.68/695,623.53 = 274,648.81/x
  3. Step 3: Cross multiply
    504,089.68x = 695,623.53 × 274,648.81
  4. Step 4: Simplify right side
    504,089.68x = 191,052,174,722.50
  5. Step 5: Solve for x
    x = 191,052,174,722.50/504,089.68
  6. Step 6: Final answer
    x = 379,004.34

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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.