Home / 352,213.40-528,320.10-233,499.80

Finding the Fourth Proportional to 352,213.40, 528,320.10 and 233,499.80

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Solution

The fourth proportional to 352,213.40, 528,320.10 and 233,499.80 is: 350,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,213.40 : 528,320.10 = 233,499.80 : x
  2. Step 2: Convert to fraction form
    352,213.40/528,320.10 = 233,499.80/x
  3. Step 3: Cross multiply
    352,213.40x = 528,320.10 × 233,499.80
  4. Step 4: Simplify right side
    352,213.40x = 123,362,637,685.98
  5. Step 5: Solve for x
    x = 123,362,637,685.98/352,213.40
  6. Step 6: Final answer
    x = 350,249.70

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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.