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Finding the Fourth Proportional to 584,232.35, 820,287.25 and 584,232.35

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Solution

The fourth proportional to 584,232.35, 820,287.25 and 584,232.35 is: 820,287.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,232.35 : 820,287.25 = 584,232.35 : x
  2. Step 2: Convert to fraction form
    584,232.35/820,287.25 = 584,232.35/x
  3. Step 3: Cross multiply
    584,232.35x = 820,287.25 × 584,232.35
  4. Step 4: Simplify right side
    584,232.35x = 479,238,347,742.54
  5. Step 5: Solve for x
    x = 479,238,347,742.54/584,232.35
  6. Step 6: Final answer
    x = 820,287.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.