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Finding the Fourth Proportional to 606,945.71, 837,460.05 and 348,772.79

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Solution

The fourth proportional to 606,945.71, 837,460.05 and 348,772.79 is: 481,234.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,945.71 : 837,460.05 = 348,772.79 : x
  2. Step 2: Convert to fraction form
    606,945.71/837,460.05 = 348,772.79/x
  3. Step 3: Cross multiply
    606,945.71x = 837,460.05 × 348,772.79
  4. Step 4: Simplify right side
    606,945.71x = 292,083,278,152.04
  5. Step 5: Solve for x
    x = 292,083,278,152.04/606,945.71
  6. Step 6: Final answer
    x = 481,234.60

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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.