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Finding the Fourth Proportional to 343,526.85, 514,764.78 and 183,625.53

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Solution

The fourth proportional to 343,526.85, 514,764.78 and 183,625.53 is: 275,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,526.85 : 514,764.78 = 183,625.53 : x
  2. Step 2: Convert to fraction form
    343,526.85/514,764.78 = 183,625.53/x
  3. Step 3: Cross multiply
    343,526.85x = 514,764.78 × 183,625.53
  4. Step 4: Simplify right side
    343,526.85x = 94,523,955,552.83
  5. Step 5: Solve for x
    x = 94,523,955,552.83/343,526.85
  6. Step 6: Final answer
    x = 275,157.40

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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.