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Finding the Fourth Proportional to 583,704, 874,423.08 and 383,416.65

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Solution

The fourth proportional to 583,704, 874,423.08 and 383,416.65 is: 574,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,704 : 874,423.08 = 383,416.65 : x
  2. Step 2: Convert to fraction form
    583,704/874,423.08 = 383,416.65/x
  3. Step 3: Cross multiply
    583,704x = 874,423.08 × 383,416.65
  4. Step 4: Simplify right side
    583,704x = 335,268,368,016.28
  5. Step 5: Solve for x
    x = 335,268,368,016.28/583,704
  6. Step 6: Final answer
    x = 574,380.80

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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.