Home / 923,561.84-1,385,389.44-354,743.53

Finding the Fourth Proportional to 923,561.84, 1,385,389.44 and 354,743.53

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Solution

The fourth proportional to 923,561.84, 1,385,389.44 and 354,743.53 is: 532,133.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,561.84 : 1,385,389.44 = 354,743.53 : x
  2. Step 2: Convert to fraction form
    923,561.84/1,385,389.44 = 354,743.53/x
  3. Step 3: Cross multiply
    923,561.84x = 1,385,389.44 × 354,743.53
  4. Step 4: Simplify right side
    923,561.84x = 491,457,936,906.85
  5. Step 5: Solve for x
    x = 491,457,936,906.85/923,561.84
  6. Step 6: Final answer
    x = 532,133.22

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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.