Home / 935,818.10-1,403,727.39-261,998.66

Finding the Fourth Proportional to 935,818.10, 1,403,727.39 and 261,998.66

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Solution

The fourth proportional to 935,818.10, 1,403,727.39 and 261,998.66 is: 392,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,818.10 : 1,403,727.39 = 261,998.66 : x
  2. Step 2: Convert to fraction form
    935,818.10/1,403,727.39 = 261,998.66/x
  3. Step 3: Cross multiply
    935,818.10x = 1,403,727.39 × 261,998.66
  4. Step 4: Simplify right side
    935,818.10x = 367,774,688,166.66
  5. Step 5: Solve for x
    x = 367,774,688,166.66/935,818.10
  6. Step 6: Final answer
    x = 392,998.05

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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.