Home / 624,981.96-937,517.09-309,354.12

Finding the Fourth Proportional to 624,981.96, 937,517.09 and 309,354.12

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Solution

The fourth proportional to 624,981.96, 937,517.09 and 309,354.12 is: 464,053.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,981.96 : 937,517.09 = 309,354.12 : x
  2. Step 2: Convert to fraction form
    624,981.96/937,517.09 = 309,354.12/x
  3. Step 3: Cross multiply
    624,981.96x = 937,517.09 × 309,354.12
  4. Step 4: Simplify right side
    624,981.96x = 290,024,772,815.14
  5. Step 5: Solve for x
    x = 290,024,772,815.14/624,981.96
  6. Step 6: Final answer
    x = 464,053.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.