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Finding the Fourth Proportional to 623,083.77, 860,142.65 and 364,924.89

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Solution

The fourth proportional to 623,083.77, 860,142.65 and 364,924.89 is: 503,764.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,083.77 : 860,142.65 = 364,924.89 : x
  2. Step 2: Convert to fraction form
    623,083.77/860,142.65 = 364,924.89/x
  3. Step 3: Cross multiply
    623,083.77x = 860,142.65 × 364,924.89
  4. Step 4: Simplify right side
    623,083.77x = 313,887,460,110.93
  5. Step 5: Solve for x
    x = 313,887,460,110.93/623,083.77
  6. Step 6: Final answer
    x = 503,764.46

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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.