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Finding the Fourth Proportional to 293,617.64, 440,270.94 and 116,117.48

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Solution

The fourth proportional to 293,617.64, 440,270.94 and 116,117.48 is: 174,114.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,617.64 : 440,270.94 = 116,117.48 : x
  2. Step 2: Convert to fraction form
    293,617.64/440,270.94 = 116,117.48/x
  3. Step 3: Cross multiply
    293,617.64x = 440,270.94 × 116,117.48
  4. Step 4: Simplify right side
    293,617.64x = 51,123,152,070.03
  5. Step 5: Solve for x
    x = 51,123,152,070.03/293,617.64
  6. Step 6: Final answer
    x = 174,114.72

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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.