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Finding the Fourth Proportional to 583,880.32, 875,502.56 and 263,656.96

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Solution

The fourth proportional to 583,880.32, 875,502.56 and 263,656.96 is: 395,341.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,880.32 : 875,502.56 = 263,656.96 : x
  2. Step 2: Convert to fraction form
    583,880.32/875,502.56 = 263,656.96/x
  3. Step 3: Cross multiply
    583,880.32x = 875,502.56 × 263,656.96
  4. Step 4: Simplify right side
    583,880.32x = 230,832,343,441.82
  5. Step 5: Solve for x
    x = 230,832,343,441.82/583,880.32
  6. Step 6: Final answer
    x = 395,341.88

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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.