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Finding the Fourth Proportional to 579,752.36, 800,066.51 and 350,277.74

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Solution

The fourth proportional to 579,752.36, 800,066.51 and 350,277.74 is: 483,388.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,752.36 : 800,066.51 = 350,277.74 : x
  2. Step 2: Convert to fraction form
    579,752.36/800,066.51 = 350,277.74/x
  3. Step 3: Cross multiply
    579,752.36x = 800,066.51 × 350,277.74
  4. Step 4: Simplify right side
    579,752.36x = 280,245,483,220.77
  5. Step 5: Solve for x
    x = 280,245,483,220.77/579,752.36
  6. Step 6: Final answer
    x = 483,388.26

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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.