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Finding the Fourth Proportional to 375,670.98, 563,210.01 and 186,196.59

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Solution

The fourth proportional to 375,670.98, 563,210.01 and 186,196.59 is: 279,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,670.98 : 563,210.01 = 186,196.59 : x
  2. Step 2: Convert to fraction form
    375,670.98/563,210.01 = 186,196.59/x
  3. Step 3: Cross multiply
    375,670.98x = 563,210.01 × 186,196.59
  4. Step 4: Simplify right side
    375,670.98x = 104,867,783,315.87
  5. Step 5: Solve for x
    x = 104,867,783,315.87/375,670.98
  6. Step 6: Final answer
    x = 279,147.95

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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.