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Finding the Fourth Proportional to 623,783.67, 935,537.58 and 174,383.73

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Solution

The fourth proportional to 623,783.67, 935,537.58 and 174,383.73 is: 261,537.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,783.67 : 935,537.58 = 174,383.73 : x
  2. Step 2: Convert to fraction form
    623,783.67/935,537.58 = 174,383.73/x
  3. Step 3: Cross multiply
    623,783.67x = 935,537.58 × 174,383.73
  4. Step 4: Simplify right side
    623,783.67x = 163,142,528,077.89
  5. Step 5: Solve for x
    x = 163,142,528,077.89/623,783.67
  6. Step 6: Final answer
    x = 261,537.03

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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.