Home / 440,125.92-607,280.34-258,771.66

Finding the Fourth Proportional to 440,125.92, 607,280.34 and 258,771.66

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Solution

The fourth proportional to 440,125.92, 607,280.34 and 258,771.66 is: 357,049.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,125.92 : 607,280.34 = 258,771.66 : x
  2. Step 2: Convert to fraction form
    440,125.92/607,280.34 = 258,771.66/x
  3. Step 3: Cross multiply
    440,125.92x = 607,280.34 × 258,771.66
  4. Step 4: Simplify right side
    440,125.92x = 157,146,941,667.16
  5. Step 5: Solve for x
    x = 157,146,941,667.16/440,125.92
  6. Step 6: Final answer
    x = 357,049.96

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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.