Home / 299,875.06-449,590.37-181,518.40

Finding the Fourth Proportional to 299,875.06, 449,590.37 and 181,518.40

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Solution

The fourth proportional to 299,875.06, 449,590.37 and 181,518.40 is: 272,143.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,875.06 : 449,590.37 = 181,518.40 : x
  2. Step 2: Convert to fraction form
    299,875.06/449,590.37 = 181,518.40/x
  3. Step 3: Cross multiply
    299,875.06x = 449,590.37 × 181,518.40
  4. Step 4: Simplify right side
    299,875.06x = 81,608,924,617.81
  5. Step 5: Solve for x
    x = 81,608,924,617.81/299,875.06
  6. Step 6: Final answer
    x = 272,143.09

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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.