Home / 709,063.85-1,062,708.82-354,176.93

Finding the Fourth Proportional to 709,063.85, 1,062,708.82 and 354,176.93

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Solution

The fourth proportional to 709,063.85, 1,062,708.82 and 354,176.93 is: 530,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,063.85 : 1,062,708.82 = 354,176.93 : x
  2. Step 2: Convert to fraction form
    709,063.85/1,062,708.82 = 354,176.93/x
  3. Step 3: Cross multiply
    709,063.85x = 1,062,708.82 × 354,176.93
  4. Step 4: Simplify right side
    709,063.85x = 376,386,947,794.24
  5. Step 5: Solve for x
    x = 376,386,947,794.24/709,063.85
  6. Step 6: Final answer
    x = 530,822.36

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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.