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Finding the Fourth Proportional to 623,364.60, 935,046.90 and 544,632.60

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Solution

The fourth proportional to 623,364.60, 935,046.90 and 544,632.60 is: 816,948.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,364.60 : 935,046.90 = 544,632.60 : x
  2. Step 2: Convert to fraction form
    623,364.60/935,046.90 = 544,632.60/x
  3. Step 3: Cross multiply
    623,364.60x = 935,046.90 × 544,632.60
  4. Step 4: Simplify right side
    623,364.60x = 509,257,024,268.94
  5. Step 5: Solve for x
    x = 509,257,024,268.94/623,364.60
  6. Step 6: Final answer
    x = 816,948.90

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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.