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Finding the Fourth Proportional to 584,279.45, 876,727.74 and 414,597.60

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Solution

The fourth proportional to 584,279.45, 876,727.74 and 414,597.60 is: 622,115.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,279.45 : 876,727.74 = 414,597.60 : x
  2. Step 2: Convert to fraction form
    584,279.45/876,727.74 = 414,597.60/x
  3. Step 3: Cross multiply
    584,279.45x = 876,727.74 × 414,597.60
  4. Step 4: Simplify right side
    584,279.45x = 363,489,221,699.89
  5. Step 5: Solve for x
    x = 363,489,221,699.89/584,279.45
  6. Step 6: Final answer
    x = 622,115.36

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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.