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Finding the Fourth Proportional to 199,525.70, 299,406.74 and 186,901.93

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Solution

The fourth proportional to 199,525.70, 299,406.74 and 186,901.93 is: 280,463.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,525.70 : 299,406.74 = 186,901.93 : x
  2. Step 2: Convert to fraction form
    199,525.70/299,406.74 = 186,901.93/x
  3. Step 3: Cross multiply
    199,525.70x = 299,406.74 × 186,901.93
  4. Step 4: Simplify right side
    199,525.70x = 55,959,695,877.98
  5. Step 5: Solve for x
    x = 55,959,695,877.98/199,525.70
  6. Step 6: Final answer
    x = 280,463.60

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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.