Home / 317,522.25-438,186.36-174,295.62

Finding the Fourth Proportional to 317,522.25, 438,186.36 and 174,295.62

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Solution

The fourth proportional to 317,522.25, 438,186.36 and 174,295.62 is: 240,531.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,522.25 : 438,186.36 = 174,295.62 : x
  2. Step 2: Convert to fraction form
    317,522.25/438,186.36 = 174,295.62/x
  3. Step 3: Cross multiply
    317,522.25x = 438,186.36 × 174,295.62
  4. Step 4: Simplify right side
    317,522.25x = 76,373,963,291.74
  5. Step 5: Solve for x
    x = 76,373,963,291.74/317,522.25
  6. Step 6: Final answer
    x = 240,531.06

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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.