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Finding the Fourth Proportional to 611,890.96, 917,697.84 and 232,676.50

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Solution

The fourth proportional to 611,890.96, 917,697.84 and 232,676.50 is: 348,962.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,890.96 : 917,697.84 = 232,676.50 : x
  2. Step 2: Convert to fraction form
    611,890.96/917,697.84 = 232,676.50/x
  3. Step 3: Cross multiply
    611,890.96x = 917,697.84 × 232,676.50
  4. Step 4: Simplify right side
    611,890.96x = 213,526,721,468.76
  5. Step 5: Solve for x
    x = 213,526,721,468.76/611,890.96
  6. Step 6: Final answer
    x = 348,962.05

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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.