Home / 814,818.44-1,124,588.61-470,592.51

Finding the Fourth Proportional to 814,818.44, 1,124,588.61 and 470,592.51

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Solution

The fourth proportional to 814,818.44, 1,124,588.61 and 470,592.51 is: 649,498.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,818.44 : 1,124,588.61 = 470,592.51 : x
  2. Step 2: Convert to fraction form
    814,818.44/1,124,588.61 = 470,592.51/x
  3. Step 3: Cross multiply
    814,818.44x = 1,124,588.61 × 470,592.51
  4. Step 4: Simplify right side
    814,818.44x = 529,222,976,697.31
  5. Step 5: Solve for x
    x = 529,222,976,697.31/814,818.44
  6. Step 6: Final answer
    x = 649,498.04

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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.