Home / 317,704.12-438,434.72-174,467.16

Finding the Fourth Proportional to 317,704.12, 438,434.72 and 174,467.16

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Solution

The fourth proportional to 317,704.12, 438,434.72 and 174,467.16 is: 240,766.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,704.12 : 438,434.72 = 174,467.16 : x
  2. Step 2: Convert to fraction form
    317,704.12/438,434.72 = 174,467.16/x
  3. Step 3: Cross multiply
    317,704.12x = 438,434.72 × 174,467.16
  4. Step 4: Simplify right side
    317,704.12x = 76,492,460,443.80
  5. Step 5: Solve for x
    x = 76,492,460,443.80/317,704.12
  6. Step 6: Final answer
    x = 240,766.35

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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.