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Finding the Fourth Proportional to 433,704.04, 598,783.25 and 278,718.19

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Solution

The fourth proportional to 433,704.04, 598,783.25 and 278,718.19 is: 384,805.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,704.04 : 598,783.25 = 278,718.19 : x
  2. Step 2: Convert to fraction form
    433,704.04/598,783.25 = 278,718.19/x
  3. Step 3: Cross multiply
    433,704.04x = 598,783.25 × 278,718.19
  4. Step 4: Simplify right side
    433,704.04x = 166,891,782,842.16
  5. Step 5: Solve for x
    x = 166,891,782,842.16/433,704.04
  6. Step 6: Final answer
    x = 384,805.69

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Double scale
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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.