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Finding the Fourth Proportional to 299,360.00, 449,111.77 and 99,682.20

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Solution

The fourth proportional to 299,360.00, 449,111.77 and 99,682.20 is: 149,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,360.00 : 449,111.77 = 99,682.20 : x
  2. Step 2: Convert to fraction form
    299,360.00/449,111.77 = 99,682.20/x
  3. Step 3: Cross multiply
    299,360.00x = 449,111.77 × 99,682.20
  4. Step 4: Simplify right side
    299,360.00x = 44,768,449,030.29
  5. Step 5: Solve for x
    x = 44,768,449,030.29/299,360.00
  6. Step 6: Final answer
    x = 149,547.20

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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.