Home / 962,647.79-1,328,401.25-526,980.86

Finding the Fourth Proportional to 962,647.79, 1,328,401.25 and 526,980.86

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Solution

The fourth proportional to 962,647.79, 1,328,401.25 and 526,980.86 is: 727,204.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,647.79 : 1,328,401.25 = 526,980.86 : x
  2. Step 2: Convert to fraction form
    962,647.79/1,328,401.25 = 526,980.86/x
  3. Step 3: Cross multiply
    962,647.79x = 1,328,401.25 × 526,980.86
  4. Step 4: Simplify right side
    962,647.79x = 700,042,030,515.17
  5. Step 5: Solve for x
    x = 700,042,030,515.17/962,647.79
  6. Step 6: Final answer
    x = 727,204.73

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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.