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Finding the Fourth Proportional to 655,420.77, 983,184.21 and 182,106.18

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Solution

The fourth proportional to 655,420.77, 983,184.21 and 182,106.18 is: 273,174.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,420.77 : 983,184.21 = 182,106.18 : x
  2. Step 2: Convert to fraction form
    655,420.77/983,184.21 = 182,106.18/x
  3. Step 3: Cross multiply
    655,420.77x = 983,184.21 × 182,106.18
  4. Step 4: Simplify right side
    655,420.77x = 179,043,920,719.42
  5. Step 5: Solve for x
    x = 179,043,920,719.42/655,420.77
  6. Step 6: Final answer
    x = 273,174.01

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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.