Home / 970,442.57-1,339,216.06-562,786.11

Finding the Fourth Proportional to 970,442.57, 1,339,216.06 and 562,786.11

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Solution

The fourth proportional to 970,442.57, 1,339,216.06 and 562,786.11 is: 776,647.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,442.57 : 1,339,216.06 = 562,786.11 : x
  2. Step 2: Convert to fraction form
    970,442.57/1,339,216.06 = 562,786.11/x
  3. Step 3: Cross multiply
    970,442.57x = 1,339,216.06 × 562,786.11
  4. Step 4: Simplify right side
    970,442.57x = 753,692,196,856.93
  5. Step 5: Solve for x
    x = 753,692,196,856.93/970,442.57
  6. Step 6: Final answer
    x = 776,647.91

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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.