Home / 700,310.64-1,050,401.16-194,879.28

Finding the Fourth Proportional to 700,310.64, 1,050,401.16 and 194,879.28

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Solution

The fourth proportional to 700,310.64, 1,050,401.16 and 194,879.28 is: 292,300.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,310.64 : 1,050,401.16 = 194,879.28 : x
  2. Step 2: Convert to fraction form
    700,310.64/1,050,401.16 = 194,879.28/x
  3. Step 3: Cross multiply
    700,310.64x = 1,050,401.16 × 194,879.28
  4. Step 4: Simplify right side
    700,310.64x = 204,701,421,771.97
  5. Step 5: Solve for x
    x = 204,701,421,771.97/700,310.64
  6. Step 6: Final answer
    x = 292,300.89

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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.