Home / 407,324.45-611,040.29-151,122.13

Finding the Fourth Proportional to 407,324.45, 611,040.29 and 151,122.13

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Solution

The fourth proportional to 407,324.45, 611,040.29 and 151,122.13 is: 226,703.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,324.45 : 611,040.29 = 151,122.13 : x
  2. Step 2: Convert to fraction form
    407,324.45/611,040.29 = 151,122.13/x
  3. Step 3: Cross multiply
    407,324.45x = 611,040.29 × 151,122.13
  4. Step 4: Simplify right side
    407,324.45x = 92,341,707,857.41
  5. Step 5: Solve for x
    x = 92,341,707,857.41/407,324.45
  6. Step 6: Final answer
    x = 226,703.08

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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.