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Finding the Fourth Proportional to 590,253.78, 885,281.64 and 163,832.94

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Solution

The fourth proportional to 590,253.78, 885,281.64 and 163,832.94 is: 245,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,253.78 : 885,281.64 = 163,832.94 : x
  2. Step 2: Convert to fraction form
    590,253.78/885,281.64 = 163,832.94/x
  3. Step 3: Cross multiply
    590,253.78x = 885,281.64 × 163,832.94
  4. Step 4: Simplify right side
    590,253.78x = 145,038,293,809.22
  5. Step 5: Solve for x
    x = 145,038,293,809.22/590,253.78
  6. Step 6: Final answer
    x = 245,721.92

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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.