Home / 934,891.70-1,289,840.73-526,943.30

Finding the Fourth Proportional to 934,891.70, 1,289,840.73 and 526,943.30

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Solution

The fourth proportional to 934,891.70, 1,289,840.73 and 526,943.30 is: 727,007.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,891.70 : 1,289,840.73 = 526,943.30 : x
  2. Step 2: Convert to fraction form
    934,891.70/1,289,840.73 = 526,943.30/x
  3. Step 3: Cross multiply
    934,891.70x = 1,289,840.73 × 526,943.30
  4. Step 4: Simplify right side
    934,891.70x = 679,672,930,740.61
  5. Step 5: Solve for x
    x = 679,672,930,740.61/934,891.70
  6. Step 6: Final answer
    x = 727,007.13

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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.