Home / 836,420.54-1,254,625.34-237,382.07

Finding the Fourth Proportional to 836,420.54, 1,254,625.34 and 237,382.07

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Solution

The fourth proportional to 836,420.54, 1,254,625.34 and 237,382.07 is: 356,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,420.54 : 1,254,625.34 = 237,382.07 : x
  2. Step 2: Convert to fraction form
    836,420.54/1,254,625.34 = 237,382.07/x
  3. Step 3: Cross multiply
    836,420.54x = 1,254,625.34 × 237,382.07
  4. Step 4: Simplify right side
    836,420.54x = 297,825,552,823.62
  5. Step 5: Solve for x
    x = 297,825,552,823.62/836,420.54
  6. Step 6: Final answer
    x = 356,071.55

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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.