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Finding the Fourth Proportional to 423,912.96, 584,855.19 and 262,709.19

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Solution

The fourth proportional to 423,912.96, 584,855.19 and 262,709.19 is: 362,449.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,912.96 : 584,855.19 = 262,709.19 : x
  2. Step 2: Convert to fraction form
    423,912.96/584,855.19 = 262,709.19/x
  3. Step 3: Cross multiply
    423,912.96x = 584,855.19 × 262,709.19
  4. Step 4: Simplify right side
    423,912.96x = 153,646,833,232.20
  5. Step 5: Solve for x
    x = 153,646,833,232.20/423,912.96
  6. Step 6: Final answer
    x = 362,449.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.