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Finding the Fourth Proportional to 606,709.13, 837,561.71 and 377,340.35

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Solution

The fourth proportional to 606,709.13, 837,561.71 and 377,340.35 is: 520,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,709.13 : 837,561.71 = 377,340.35 : x
  2. Step 2: Convert to fraction form
    606,709.13/837,561.71 = 377,340.35/x
  3. Step 3: Cross multiply
    606,709.13x = 837,561.71 × 377,340.35
  4. Step 4: Simplify right side
    606,709.13x = 316,045,822,723.49
  5. Step 5: Solve for x
    x = 316,045,822,723.49/606,709.13
  6. Step 6: Final answer
    x = 520,918.20

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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.