Home / 622,044.04-858,833.94-478,550.92

Finding the Fourth Proportional to 622,044.04, 858,833.94 and 478,550.92

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Solution

The fourth proportional to 622,044.04, 858,833.94 and 478,550.92 is: 660,718.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,044.04 : 858,833.94 = 478,550.92 : x
  2. Step 2: Convert to fraction form
    622,044.04/858,833.94 = 478,550.92/x
  3. Step 3: Cross multiply
    622,044.04x = 858,833.94 × 478,550.92
  4. Step 4: Simplify right side
    622,044.04x = 410,995,772,114.23
  5. Step 5: Solve for x
    x = 410,995,772,114.23/622,044.04
  6. Step 6: Final answer
    x = 660,718.13

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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.