Home / 935,339.16-1,403,011.66-261,416

Finding the Fourth Proportional to 935,339.16, 1,403,011.66 and 261,416

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Solution

The fourth proportional to 935,339.16, 1,403,011.66 and 261,416 is: 392,124.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,339.16 : 1,403,011.66 = 261,416 : x
  2. Step 2: Convert to fraction form
    935,339.16/1,403,011.66 = 261,416/x
  3. Step 3: Cross multiply
    935,339.16x = 1,403,011.66 × 261,416
  4. Step 4: Simplify right side
    935,339.16x = 366,769,696,110.56
  5. Step 5: Solve for x
    x = 366,769,696,110.56/935,339.16
  6. Step 6: Final answer
    x = 392,124.82

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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.