Home / 336,456.40-464,320.20-193,245.16

Finding the Fourth Proportional to 336,456.40, 464,320.20 and 193,245.16

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Solution

The fourth proportional to 336,456.40, 464,320.20 and 193,245.16 is: 266,684.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,456.40 : 464,320.20 = 193,245.16 : x
  2. Step 2: Convert to fraction form
    336,456.40/464,320.20 = 193,245.16/x
  3. Step 3: Cross multiply
    336,456.40x = 464,320.20 × 193,245.16
  4. Step 4: Simplify right side
    336,456.40x = 89,727,631,340.23
  5. Step 5: Solve for x
    x = 89,727,631,340.23/336,456.40
  6. Step 6: Final answer
    x = 266,684.28

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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.