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Finding the Fourth Proportional to 607,288.41, 910,943.42 and 186,567.93

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Solution

The fourth proportional to 607,288.41, 910,943.42 and 186,567.93 is: 279,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,288.41 : 910,943.42 = 186,567.93 : x
  2. Step 2: Convert to fraction form
    607,288.41/910,943.42 = 186,567.93/x
  3. Step 3: Cross multiply
    607,288.41x = 910,943.42 × 186,567.93
  4. Step 4: Simplify right side
    607,288.41x = 169,952,827,283.68
  5. Step 5: Solve for x
    x = 169,952,827,283.68/607,288.41
  6. Step 6: Final answer
    x = 279,855.21

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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.