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Finding the Fourth Proportional to 606,283.36, 836,832.40 and 358,142.70

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Solution

The fourth proportional to 606,283.36, 836,832.40 and 358,142.70 is: 494,332.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,283.36 : 836,832.40 = 358,142.70 : x
  2. Step 2: Convert to fraction form
    606,283.36/836,832.40 = 358,142.70/x
  3. Step 3: Cross multiply
    606,283.36x = 836,832.40 × 358,142.70
  4. Step 4: Simplify right side
    606,283.36x = 299,705,415,183.48
  5. Step 5: Solve for x
    x = 299,705,415,183.48/606,283.36
  6. Step 6: Final answer
    x = 494,332.25

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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.