Home / 700,570.35-1,050,856.47-195,132.78

Finding the Fourth Proportional to 700,570.35, 1,050,856.47 and 195,132.78

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Solution

The fourth proportional to 700,570.35, 1,050,856.47 and 195,132.78 is: 292,699.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,570.35 : 1,050,856.47 = 195,132.78 : x
  2. Step 2: Convert to fraction form
    700,570.35/1,050,856.47 = 195,132.78/x
  3. Step 3: Cross multiply
    700,570.35x = 1,050,856.47 × 195,132.78
  4. Step 4: Simplify right side
    700,570.35x = 205,056,544,372.09
  5. Step 5: Solve for x
    x = 205,056,544,372.09/700,570.35
  6. Step 6: Final answer
    x = 292,699.43

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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.