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Finding the Fourth Proportional to 1,179,762, 1,769,649.60 and 293,298

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Solution

The fourth proportional to 1,179,762, 1,769,649.60 and 293,298 is: 439,948.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,762 : 1,769,649.60 = 293,298 : x
  2. Step 2: Convert to fraction form
    1,179,762/1,769,649.60 = 293,298/x
  3. Step 3: Cross multiply
    1,179,762x = 1,769,649.60 × 293,298
  4. Step 4: Simplify right side
    1,179,762x = 519,034,688,380.80
  5. Step 5: Solve for x
    x = 519,034,688,380.80/1,179,762
  6. Step 6: Final answer
    x = 439,948.64

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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.