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Finding the Fourth Proportional to 585,970.68, 878,665.14 and 186,559.50

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Solution

The fourth proportional to 585,970.68, 878,665.14 and 186,559.50 is: 279,746.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,970.68 : 878,665.14 = 186,559.50 : x
  2. Step 2: Convert to fraction form
    585,970.68/878,665.14 = 186,559.50/x
  3. Step 3: Cross multiply
    585,970.68x = 878,665.14 × 186,559.50
  4. Step 4: Simplify right side
    585,970.68x = 163,923,329,185.83
  5. Step 5: Solve for x
    x = 163,923,329,185.83/585,970.68
  6. Step 6: Final answer
    x = 279,746.64

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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.