Home / 465,521.11-698,587.85-255,306.67

Finding the Fourth Proportional to 465,521.11, 698,587.85 and 255,306.67

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Solution

The fourth proportional to 465,521.11, 698,587.85 and 255,306.67 is: 383,127.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,521.11 : 698,587.85 = 255,306.67 : x
  2. Step 2: Convert to fraction form
    465,521.11/698,587.85 = 255,306.67/x
  3. Step 3: Cross multiply
    465,521.11x = 698,587.85 × 255,306.67
  4. Step 4: Simplify right side
    465,521.11x = 178,354,137,685.96
  5. Step 5: Solve for x
    x = 178,354,137,685.96/465,521.11
  6. Step 6: Final answer
    x = 383,127.93

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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.