Home / 843,044.06-1,163,398.20-455,856.77

Finding the Fourth Proportional to 843,044.06, 1,163,398.20 and 455,856.77

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Solution

The fourth proportional to 843,044.06, 1,163,398.20 and 455,856.77 is: 629,080.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,044.06 : 1,163,398.20 = 455,856.77 : x
  2. Step 2: Convert to fraction form
    843,044.06/1,163,398.20 = 455,856.77/x
  3. Step 3: Cross multiply
    843,044.06x = 1,163,398.20 × 455,856.77
  4. Step 4: Simplify right side
    843,044.06x = 530,342,945,675.81
  5. Step 5: Solve for x
    x = 530,342,945,675.81/843,044.06
  6. Step 6: Final answer
    x = 629,080.94

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1.5x scale

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.