Home / 687,632.80-1,030,827.12-244,297.12

Finding the Fourth Proportional to 687,632.80, 1,030,827.12 and 244,297.12

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Solution

The fourth proportional to 687,632.80, 1,030,827.12 and 244,297.12 is: 366,224.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,632.80 : 1,030,827.12 = 244,297.12 : x
  2. Step 2: Convert to fraction form
    687,632.80/1,030,827.12 = 244,297.12/x
  3. Step 3: Cross multiply
    687,632.80x = 1,030,827.12 × 244,297.12
  4. Step 4: Simplify right side
    687,632.80x = 251,828,096,633.89
  5. Step 5: Solve for x
    x = 251,828,096,633.89/687,632.80
  6. Step 6: Final answer
    x = 366,224.67

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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.