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Finding the Fourth Proportional to 562,093.60, 843,140.40 and 326,043.40

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Solution

The fourth proportional to 562,093.60, 843,140.40 and 326,043.40 is: 489,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,093.60 : 843,140.40 = 326,043.40 : x
  2. Step 2: Convert to fraction form
    562,093.60/843,140.40 = 326,043.40/x
  3. Step 3: Cross multiply
    562,093.60x = 843,140.40 × 326,043.40
  4. Step 4: Simplify right side
    562,093.60x = 274,900,362,693.36
  5. Step 5: Solve for x
    x = 274,900,362,693.36/562,093.60
  6. Step 6: Final answer
    x = 489,065.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.