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Finding the Fourth Proportional to 606,782.68, 910,269.06 and 186,014.68

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Solution

The fourth proportional to 606,782.68, 910,269.06 and 186,014.68 is: 279,051.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,782.68 : 910,269.06 = 186,014.68 : x
  2. Step 2: Convert to fraction form
    606,782.68/910,269.06 = 186,014.68/x
  3. Step 3: Cross multiply
    606,782.68x = 910,269.06 × 186,014.68
  4. Step 4: Simplify right side
    606,782.68x = 169,323,407,909.80
  5. Step 5: Solve for x
    x = 169,323,407,909.80/606,782.68
  6. Step 6: Final answer
    x = 279,051.16

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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.