Home / 762,599.50-1,051,429.82-558,295.74

Finding the Fourth Proportional to 762,599.50, 1,051,429.82 and 558,295.74

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Solution

The fourth proportional to 762,599.50, 1,051,429.82 and 558,295.74 is: 769,747.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,599.50 : 1,051,429.82 = 558,295.74 : x
  2. Step 2: Convert to fraction form
    762,599.50/1,051,429.82 = 558,295.74/x
  3. Step 3: Cross multiply
    762,599.50x = 1,051,429.82 × 558,295.74
  4. Step 4: Simplify right side
    762,599.50x = 587,008,786,623.49
  5. Step 5: Solve for x
    x = 587,008,786,623.49/762,599.50
  6. Step 6: Final answer
    x = 769,747.15

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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.