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Finding the Fourth Proportional to 557,659.69, 836,019.28 and 241,878.76

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Solution

The fourth proportional to 557,659.69, 836,019.28 and 241,878.76 is: 362,614.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,659.69 : 836,019.28 = 241,878.76 : x
  2. Step 2: Convert to fraction form
    557,659.69/836,019.28 = 241,878.76/x
  3. Step 3: Cross multiply
    557,659.69x = 836,019.28 × 241,878.76
  4. Step 4: Simplify right side
    557,659.69x = 202,215,306,782.49
  5. Step 5: Solve for x
    x = 202,215,306,782.49/557,659.69
  6. Step 6: Final answer
    x = 362,614.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.