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Finding the Fourth Proportional to 575,522.51, 863,362.53 and 196,341.44

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Solution

The fourth proportional to 575,522.51, 863,362.53 and 196,341.44 is: 294,539.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,522.51 : 863,362.53 = 196,341.44 : x
  2. Step 2: Convert to fraction form
    575,522.51/863,362.53 = 196,341.44/x
  3. Step 3: Cross multiply
    575,522.51x = 863,362.53 × 196,341.44
  4. Step 4: Simplify right side
    575,522.51x = 169,513,838,065.43
  5. Step 5: Solve for x
    x = 169,513,838,065.43/575,522.51
  6. Step 6: Final answer
    x = 294,539.03

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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.