Home / 427,192.88-589,248.44-273,988.40

Finding the Fourth Proportional to 427,192.88, 589,248.44 and 273,988.40

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Solution

The fourth proportional to 427,192.88, 589,248.44 and 273,988.40 is: 377,925.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,192.88 : 589,248.44 = 273,988.40 : x
  2. Step 2: Convert to fraction form
    427,192.88/589,248.44 = 273,988.40/x
  3. Step 3: Cross multiply
    427,192.88x = 589,248.44 × 273,988.40
  4. Step 4: Simplify right side
    427,192.88x = 161,447,237,278.10
  5. Step 5: Solve for x
    x = 161,447,237,278.10/427,192.88
  6. Step 6: Final answer
    x = 377,925.86

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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.