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Finding the Fourth Proportional to 186,674.37, 280,011 and 46,433.00

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Solution

The fourth proportional to 186,674.37, 280,011 and 46,433.00 is: 69,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,674.37 : 280,011 = 46,433.00 : x
  2. Step 2: Convert to fraction form
    186,674.37/280,011 = 46,433.00/x
  3. Step 3: Cross multiply
    186,674.37x = 280,011 × 46,433.00
  4. Step 4: Simplify right side
    186,674.37x = 13,001,749,362.95
  5. Step 5: Solve for x
    x = 13,001,749,362.95/186,674.37
  6. Step 6: Final answer
    x = 69,649.35

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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.