Home / 517,284.12-776,013.66-236,823.24

Finding the Fourth Proportional to 517,284.12, 776,013.66 and 236,823.24

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Solution

The fourth proportional to 517,284.12, 776,013.66 and 236,823.24 is: 355,274.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,284.12 : 776,013.66 = 236,823.24 : x
  2. Step 2: Convert to fraction form
    517,284.12/776,013.66 = 236,823.24/x
  3. Step 3: Cross multiply
    517,284.12x = 776,013.66 × 236,823.24
  4. Step 4: Simplify right side
    517,284.12x = 183,778,069,245.46
  5. Step 5: Solve for x
    x = 183,778,069,245.46/517,284.12
  6. Step 6: Final answer
    x = 355,274.91

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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.