Home / 1,181,712.51-1,772,196.96-382,808.70

Finding the Fourth Proportional to 1,181,712.51, 1,772,196.96 and 382,808.70

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Solution

The fourth proportional to 1,181,712.51, 1,772,196.96 and 382,808.70 is: 574,092.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,712.51 : 1,772,196.96 = 382,808.70 : x
  2. Step 2: Convert to fraction form
    1,181,712.51/1,772,196.96 = 382,808.70/x
  3. Step 3: Cross multiply
    1,181,712.51x = 1,772,196.96 × 382,808.70
  4. Step 4: Simplify right side
    1,181,712.51x = 678,412,414,401.55
  5. Step 5: Solve for x
    x = 678,412,414,401.55/1,181,712.51
  6. Step 6: Final answer
    x = 574,092.61

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1.5x scale

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.