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Finding the Fourth Proportional to 504,005.65, 695,527.49 and 277,651.15

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Solution

The fourth proportional to 504,005.65, 695,527.49 and 277,651.15 is: 383,158.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,005.65 : 695,527.49 = 277,651.15 : x
  2. Step 2: Convert to fraction form
    504,005.65/695,527.49 = 277,651.15/x
  3. Step 3: Cross multiply
    504,005.65x = 695,527.49 × 277,651.15
  4. Step 4: Simplify right side
    504,005.65x = 193,114,007,455.11
  5. Step 5: Solve for x
    x = 193,114,007,455.11/504,005.65
  6. Step 6: Final answer
    x = 383,158.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.