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Finding the Fourth Proportional to 353,184.98, 529,777.47 and 103,866.98

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Solution

The fourth proportional to 353,184.98, 529,777.47 and 103,866.98 is: 155,800.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,184.98 : 529,777.47 = 103,866.98 : x
  2. Step 2: Convert to fraction form
    353,184.98/529,777.47 = 103,866.98/x
  3. Step 3: Cross multiply
    353,184.98x = 529,777.47 × 103,866.98
  4. Step 4: Simplify right side
    353,184.98x = 55,026,385,880.94
  5. Step 5: Solve for x
    x = 55,026,385,880.94/353,184.98
  6. Step 6: Final answer
    x = 155,800.47

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Similar ratio
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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.