Home / 344,130.17-474,975.47-191,220.80

Finding the Fourth Proportional to 344,130.17, 474,975.47 and 191,220.80

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Solution

The fourth proportional to 344,130.17, 474,975.47 and 191,220.80 is: 263,926.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,130.17 : 474,975.47 = 191,220.80 : x
  2. Step 2: Convert to fraction form
    344,130.17/474,975.47 = 191,220.80/x
  3. Step 3: Cross multiply
    344,130.17x = 474,975.47 × 191,220.80
  4. Step 4: Simplify right side
    344,130.17x = 90,825,187,456.95
  5. Step 5: Solve for x
    x = 90,825,187,456.95/344,130.17
  6. Step 6: Final answer
    x = 263,926.84

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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.