Home / 623,386.44-860,277.22-336,905.84

Finding the Fourth Proportional to 623,386.44, 860,277.22 and 336,905.84

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Solution

The fourth proportional to 623,386.44, 860,277.22 and 336,905.84 is: 464,932.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,386.44 : 860,277.22 = 336,905.84 : x
  2. Step 2: Convert to fraction form
    623,386.44/860,277.22 = 336,905.84/x
  3. Step 3: Cross multiply
    623,386.44x = 860,277.22 × 336,905.84
  4. Step 4: Simplify right side
    623,386.44x = 289,832,419,436.97
  5. Step 5: Solve for x
    x = 289,832,419,436.97/623,386.44
  6. Step 6: Final answer
    x = 464,932.18

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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.