Home / 344,023.75-474,822.63-198,835.70

Finding the Fourth Proportional to 344,023.75, 474,822.63 and 198,835.70

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Solution

The fourth proportional to 344,023.75, 474,822.63 and 198,835.70 is: 274,433.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,023.75 : 474,822.63 = 198,835.70 : x
  2. Step 2: Convert to fraction form
    344,023.75/474,822.63 = 198,835.70/x
  3. Step 3: Cross multiply
    344,023.75x = 474,822.63 × 198,835.70
  4. Step 4: Simplify right side
    344,023.75x = 94,411,690,011.89
  5. Step 5: Solve for x
    x = 94,411,690,011.89/344,023.75
  6. Step 6: Final answer
    x = 274,433.64

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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.