Home / 977,047.11-1,348,328.18-541,471.58

Finding the Fourth Proportional to 977,047.11, 1,348,328.18 and 541,471.58

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Solution

The fourth proportional to 977,047.11, 1,348,328.18 and 541,471.58 is: 747,232.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,047.11 : 1,348,328.18 = 541,471.58 : x
  2. Step 2: Convert to fraction form
    977,047.11/1,348,328.18 = 541,471.58/x
  3. Step 3: Cross multiply
    977,047.11x = 1,348,328.18 × 541,471.58
  4. Step 4: Simplify right side
    977,047.11x = 730,081,394,189.96
  5. Step 5: Solve for x
    x = 730,081,394,189.96/977,047.11
  6. Step 6: Final answer
    x = 747,232.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.