Home / 406,981.29-561,827.04-271,241.49

Finding the Fourth Proportional to 406,981.29, 561,827.04 and 271,241.49

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Solution

The fourth proportional to 406,981.29, 561,827.04 and 271,241.49 is: 374,441.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,981.29 : 561,827.04 = 271,241.49 : x
  2. Step 2: Convert to fraction form
    406,981.29/561,827.04 = 271,241.49/x
  3. Step 3: Cross multiply
    406,981.29x = 561,827.04 × 271,241.49
  4. Step 4: Simplify right side
    406,981.29x = 152,390,803,451.89
  5. Step 5: Solve for x
    x = 152,390,803,451.89/406,981.29
  6. Step 6: Final answer
    x = 374,441.79

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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.