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Finding the Fourth Proportional to 291,750.40, 437,625.60 and 248,010.40

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Solution

The fourth proportional to 291,750.40, 437,625.60 and 248,010.40 is: 372,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,750.40 : 437,625.60 = 248,010.40 : x
  2. Step 2: Convert to fraction form
    291,750.40/437,625.60 = 248,010.40/x
  3. Step 3: Cross multiply
    291,750.40x = 437,625.60 × 248,010.40
  4. Step 4: Simplify right side
    291,750.40x = 108,535,700,106.24
  5. Step 5: Solve for x
    x = 108,535,700,106.24/291,750.40
  6. Step 6: Final answer
    x = 372,015.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.