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Finding the Fourth Proportional to 623,793.86, 935,524.74 and 174,486.86

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Solution

The fourth proportional to 623,793.86, 935,524.74 and 174,486.86 is: 261,683.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,793.86 : 935,524.74 = 174,486.86 : x
  2. Step 2: Convert to fraction form
    623,793.86/935,524.74 = 174,486.86/x
  3. Step 3: Cross multiply
    623,793.86x = 935,524.74 × 174,486.86
  4. Step 4: Simplify right side
    623,793.86x = 163,236,774,334.92
  5. Step 5: Solve for x
    x = 163,236,774,334.92/623,793.86
  6. Step 6: Final answer
    x = 261,683.84

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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.