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Finding the Fourth Proportional to 664,665.04, 917,233.08 and 362,859.04

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Solution

The fourth proportional to 664,665.04, 917,233.08 and 362,859.04 is: 500,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,665.04 : 917,233.08 = 362,859.04 : x
  2. Step 2: Convert to fraction form
    664,665.04/917,233.08 = 362,859.04/x
  3. Step 3: Cross multiply
    664,665.04x = 917,233.08 × 362,859.04
  4. Step 4: Simplify right side
    664,665.04x = 332,826,314,865.04
  5. Step 5: Solve for x
    x = 332,826,314,865.04/664,665.04
  6. Step 6: Final answer
    x = 500,742.92

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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.