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Finding the Fourth Proportional to 583,868.29, 805,758.12 and 338,834.07

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Solution

The fourth proportional to 583,868.29, 805,758.12 and 338,834.07 is: 467,602.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,868.29 : 805,758.12 = 338,834.07 : x
  2. Step 2: Convert to fraction form
    583,868.29/805,758.12 = 338,834.07/x
  3. Step 3: Cross multiply
    583,868.29x = 805,758.12 × 338,834.07
  4. Step 4: Simplify right side
    583,868.29x = 273,018,306,157.96
  5. Step 5: Solve for x
    x = 273,018,306,157.96/583,868.29
  6. Step 6: Final answer
    x = 467,602.56

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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.