Home / 852,300.54-1,176,241.23-489,850.92

Finding the Fourth Proportional to 852,300.54, 1,176,241.23 and 489,850.92

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Solution

The fourth proportional to 852,300.54, 1,176,241.23 and 489,850.92 is: 676,032.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,300.54 : 1,176,241.23 = 489,850.92 : x
  2. Step 2: Convert to fraction form
    852,300.54/1,176,241.23 = 489,850.92/x
  3. Step 3: Cross multiply
    852,300.54x = 1,176,241.23 × 489,850.92
  4. Step 4: Simplify right side
    852,300.54x = 576,182,848,657.43
  5. Step 5: Solve for x
    x = 576,182,848,657.43/852,300.54
  6. Step 6: Final answer
    x = 676,032.48

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Double scale
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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.