Home / 356,360.16-491,777.10-195,220.98

Finding the Fourth Proportional to 356,360.16, 491,777.10 and 195,220.98

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Solution

The fourth proportional to 356,360.16, 491,777.10 and 195,220.98 is: 269,405.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,360.16 : 491,777.10 = 195,220.98 : x
  2. Step 2: Convert to fraction form
    356,360.16/491,777.10 = 195,220.98/x
  3. Step 3: Cross multiply
    356,360.16x = 491,777.10 × 195,220.98
  4. Step 4: Simplify right side
    356,360.16x = 96,005,207,403.56
  5. Step 5: Solve for x
    x = 96,005,207,403.56/356,360.16
  6. Step 6: Final answer
    x = 269,405.00

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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.