Home / 883,684.69-1,219,493.07-501,719.67

Finding the Fourth Proportional to 883,684.69, 1,219,493.07 and 501,719.67

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Solution

The fourth proportional to 883,684.69, 1,219,493.07 and 501,719.67 is: 692,377.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,684.69 : 1,219,493.07 = 501,719.67 : x
  2. Step 2: Convert to fraction form
    883,684.69/1,219,493.07 = 501,719.67/x
  3. Step 3: Cross multiply
    883,684.69x = 1,219,493.07 × 501,719.67
  4. Step 4: Simplify right side
    883,684.69x = 611,843,660,647.69
  5. Step 5: Solve for x
    x = 611,843,660,647.69/883,684.69
  6. Step 6: Final answer
    x = 692,377.80

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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.