Home / 623,441.09-860,348.33-336,961.17

Finding the Fourth Proportional to 623,441.09, 860,348.33 and 336,961.17

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Solution

The fourth proportional to 623,441.09, 860,348.33 and 336,961.17 is: 465,006.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,441.09 : 860,348.33 = 336,961.17 : x
  2. Step 2: Convert to fraction form
    623,441.09/860,348.33 = 336,961.17/x
  3. Step 3: Cross multiply
    623,441.09x = 860,348.33 × 336,961.17
  4. Step 4: Simplify right side
    623,441.09x = 289,903,982,864.23
  5. Step 5: Solve for x
    x = 289,903,982,864.23/623,441.09
  6. Step 6: Final answer
    x = 465,006.22

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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.