Home / 649,899.66-974,610.73-223,314.49

Finding the Fourth Proportional to 649,899.66, 974,610.73 and 223,314.49

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Solution

The fourth proportional to 649,899.66, 974,610.73 and 223,314.49 is: 334,889.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,899.66 : 974,610.73 = 223,314.49 : x
  2. Step 2: Convert to fraction form
    649,899.66/974,610.73 = 223,314.49/x
  3. Step 3: Cross multiply
    649,899.66x = 974,610.73 × 223,314.49
  4. Step 4: Simplify right side
    649,899.66x = 217,644,698,118.48
  5. Step 5: Solve for x
    x = 217,644,698,118.48/649,899.66
  6. Step 6: Final answer
    x = 334,889.69

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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.