Home / 406,614.51-561,588.09-277,332.42

Finding the Fourth Proportional to 406,614.51, 561,588.09 and 277,332.42

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Solution

The fourth proportional to 406,614.51, 561,588.09 and 277,332.42 is: 383,032.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,614.51 : 561,588.09 = 277,332.42 : x
  2. Step 2: Convert to fraction form
    406,614.51/561,588.09 = 277,332.42/x
  3. Step 3: Cross multiply
    406,614.51x = 561,588.09 × 277,332.42
  4. Step 4: Simplify right side
    406,614.51x = 155,746,584,042.88
  5. Step 5: Solve for x
    x = 155,746,584,042.88/406,614.51
  6. Step 6: Final answer
    x = 383,032.53

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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.