Home / 811,693.35-1,217,540.03-634,746.15

Finding the Fourth Proportional to 811,693.35, 1,217,540.03 and 634,746.15

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Solution

The fourth proportional to 811,693.35, 1,217,540.03 and 634,746.15 is: 952,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,693.35 : 1,217,540.03 = 634,746.15 : x
  2. Step 2: Convert to fraction form
    811,693.35/1,217,540.03 = 634,746.15/x
  3. Step 3: Cross multiply
    811,693.35x = 1,217,540.03 × 634,746.15
  4. Step 4: Simplify right side
    811,693.35x = 772,828,843,339.65
  5. Step 5: Solve for x
    x = 772,828,843,339.65/811,693.35
  6. Step 6: Final answer
    x = 952,119.23

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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.