Home / 376,532.20-519,812.58-233,223.40

Finding the Fourth Proportional to 376,532.20, 519,812.58 and 233,223.40

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Solution

The fourth proportional to 376,532.20, 519,812.58 and 233,223.40 is: 321,971.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,532.20 : 519,812.58 = 233,223.40 : x
  2. Step 2: Convert to fraction form
    376,532.20/519,812.58 = 233,223.40/x
  3. Step 3: Cross multiply
    376,532.20x = 519,812.58 × 233,223.40
  4. Step 4: Simplify right side
    376,532.20x = 121,232,457,270.37
  5. Step 5: Solve for x
    x = 121,232,457,270.37/376,532.20
  6. Step 6: Final answer
    x = 321,971.02

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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.