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Finding the Fourth Proportional to 624,054.71, 860,921.96 and 365,800.73

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Solution

The fourth proportional to 624,054.71, 860,921.96 and 365,800.73 is: 504,644.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,054.71 : 860,921.96 = 365,800.73 : x
  2. Step 2: Convert to fraction form
    624,054.71/860,921.96 = 365,800.73/x
  3. Step 3: Cross multiply
    624,054.71x = 860,921.96 × 365,800.73
  4. Step 4: Simplify right side
    624,054.71x = 314,925,875,307.42
  5. Step 5: Solve for x
    x = 314,925,875,307.42/624,054.71
  6. Step 6: Final answer
    x = 504,644.66

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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.