Home / 691,402.95-1,037,573.28-242,127.54

Finding the Fourth Proportional to 691,402.95, 1,037,573.28 and 242,127.54

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Solution

The fourth proportional to 691,402.95, 1,037,573.28 and 242,127.54 is: 363,355.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,402.95 : 1,037,573.28 = 242,127.54 : x
  2. Step 2: Convert to fraction form
    691,402.95/1,037,573.28 = 242,127.54/x
  3. Step 3: Cross multiply
    691,402.95x = 1,037,573.28 × 242,127.54
  4. Step 4: Simplify right side
    691,402.95x = 251,225,065,856.13
  5. Step 5: Solve for x
    x = 251,225,065,856.13/691,402.95
  6. Step 6: Final answer
    x = 363,355.50

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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.