Home / 438,087.42-604,588.85-247,096.71

Finding the Fourth Proportional to 438,087.42, 604,588.85 and 247,096.71

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Solution

The fourth proportional to 438,087.42, 604,588.85 and 247,096.71 is: 341,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,087.42 : 604,588.85 = 247,096.71 : x
  2. Step 2: Convert to fraction form
    438,087.42/604,588.85 = 247,096.71/x
  3. Step 3: Cross multiply
    438,087.42x = 604,588.85 × 247,096.71
  4. Step 4: Simplify right side
    438,087.42x = 149,391,915,737.68
  5. Step 5: Solve for x
    x = 149,391,915,737.68/438,087.42
  6. Step 6: Final answer
    x = 341,009.37

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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.