Home / 438,517.04-605,154.12-237,313.04

Finding the Fourth Proportional to 438,517.04, 605,154.12 and 237,313.04

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Solution

The fourth proportional to 438,517.04, 605,154.12 and 237,313.04 is: 327,492.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,517.04 : 605,154.12 = 237,313.04 : x
  2. Step 2: Convert to fraction form
    438,517.04/605,154.12 = 237,313.04/x
  3. Step 3: Cross multiply
    438,517.04x = 605,154.12 × 237,313.04
  4. Step 4: Simplify right side
    438,517.04x = 143,610,963,885.73
  5. Step 5: Solve for x
    x = 143,610,963,885.73/438,517.04
  6. Step 6: Final answer
    x = 327,492.32

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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.