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Finding the Fourth Proportional to 327,547.98, 490,534.65 and 186,880.14

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Solution

The fourth proportional to 327,547.98, 490,534.65 and 186,880.14 is: 279,871.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,547.98 : 490,534.65 = 186,880.14 : x
  2. Step 2: Convert to fraction form
    327,547.98/490,534.65 = 186,880.14/x
  3. Step 3: Cross multiply
    327,547.98x = 490,534.65 × 186,880.14
  4. Step 4: Simplify right side
    327,547.98x = 91,671,184,066.85
  5. Step 5: Solve for x
    x = 91,671,184,066.85/327,547.98
  6. Step 6: Final answer
    x = 279,871.01

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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.