Home / 317,632.83-438,208.29-181,593.69

Finding the Fourth Proportional to 317,632.83, 438,208.29 and 181,593.69

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Solution

The fourth proportional to 317,632.83, 438,208.29 and 181,593.69 is: 250,527.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,632.83 : 438,208.29 = 181,593.69 : x
  2. Step 2: Convert to fraction form
    317,632.83/438,208.29 = 181,593.69/x
  3. Step 3: Cross multiply
    317,632.83x = 438,208.29 × 181,593.69
  4. Step 4: Simplify right side
    317,632.83x = 79,575,860,369.69
  5. Step 5: Solve for x
    x = 79,575,860,369.69/317,632.83
  6. Step 6: Final answer
    x = 250,527.82

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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.