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Finding the Fourth Proportional to 293,533.40, 440,188.32 and 124,947.32

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Solution

The fourth proportional to 293,533.40, 440,188.32 and 124,947.32 is: 187,373.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,533.40 : 440,188.32 = 124,947.32 : x
  2. Step 2: Convert to fraction form
    293,533.40/440,188.32 = 124,947.32/x
  3. Step 3: Cross multiply
    293,533.40x = 440,188.32 × 124,947.32
  4. Step 4: Simplify right side
    293,533.40x = 55,000,350,879.30
  5. Step 5: Solve for x
    x = 55,000,350,879.30/293,533.40
  6. Step 6: Final answer
    x = 187,373.40

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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.