Home / 450,616.59-621,849.98-246,667.56

Finding the Fourth Proportional to 450,616.59, 621,849.98 and 246,667.56

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Solution

The fourth proportional to 450,616.59, 621,849.98 and 246,667.56 is: 340,400.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,616.59 : 621,849.98 = 246,667.56 : x
  2. Step 2: Convert to fraction form
    450,616.59/621,849.98 = 246,667.56/x
  3. Step 3: Cross multiply
    450,616.59x = 621,849.98 × 246,667.56
  4. Step 4: Simplify right side
    450,616.59x = 153,390,217,252.65
  5. Step 5: Solve for x
    x = 153,390,217,252.65/450,616.59
  6. Step 6: Final answer
    x = 340,400.73

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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.