Home / 317,631.33-438,206.22-181,592.19

Finding the Fourth Proportional to 317,631.33, 438,206.22 and 181,592.19

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Solution

The fourth proportional to 317,631.33, 438,206.22 and 181,592.19 is: 250,525.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,631.33 : 438,206.22 = 181,592.19 : x
  2. Step 2: Convert to fraction form
    317,631.33/438,206.22 = 181,592.19/x
  3. Step 3: Cross multiply
    317,631.33x = 438,206.22 × 181,592.19
  4. Step 4: Simplify right side
    317,631.33x = 79,574,827,161.42
  5. Step 5: Solve for x
    x = 79,574,827,161.42/317,631.33
  6. Step 6: Final answer
    x = 250,525.75

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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.