Home / 745,024.60-1,116,905.10-271,433.80

Finding the Fourth Proportional to 745,024.60, 1,116,905.10 and 271,433.80

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Solution

The fourth proportional to 745,024.60, 1,116,905.10 and 271,433.80 is: 406,920.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,024.60 : 1,116,905.10 = 271,433.80 : x
  2. Step 2: Convert to fraction form
    745,024.60/1,116,905.10 = 271,433.80/x
  3. Step 3: Cross multiply
    745,024.60x = 1,116,905.10 × 271,433.80
  4. Step 4: Simplify right side
    745,024.60x = 303,165,795,532.38
  5. Step 5: Solve for x
    x = 303,165,795,532.38/745,024.60
  6. Step 6: Final answer
    x = 406,920.52

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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.