Home / 317,208.30-437,633.91-181,144.14

Finding the Fourth Proportional to 317,208.30, 437,633.91 and 181,144.14

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Solution

The fourth proportional to 317,208.30, 437,633.91 and 181,144.14 is: 249,914.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,208.30 : 437,633.91 = 181,144.14 : x
  2. Step 2: Convert to fraction form
    317,208.30/437,633.91 = 181,144.14/x
  3. Step 3: Cross multiply
    317,208.30x = 437,633.91 × 181,144.14
  4. Step 4: Simplify right side
    317,208.30x = 79,274,818,261.79
  5. Step 5: Solve for x
    x = 79,274,818,261.79/317,208.30
  6. Step 6: Final answer
    x = 249,914.07

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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.