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Finding the Fourth Proportional to 603,549.58, 905,464.49 and 177,068.18

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Solution

The fourth proportional to 603,549.58, 905,464.49 and 177,068.18 is: 265,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,549.58 : 905,464.49 = 177,068.18 : x
  2. Step 2: Convert to fraction form
    603,549.58/905,464.49 = 177,068.18/x
  3. Step 3: Cross multiply
    603,549.58x = 905,464.49 × 177,068.18
  4. Step 4: Simplify right side
    603,549.58x = 160,328,949,298.93
  5. Step 5: Solve for x
    x = 160,328,949,298.93/603,549.58
  6. Step 6: Final answer
    x = 265,643.38

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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.