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Finding the Fourth Proportional to 606,804.94, 837,705.66 and 443,277.82

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Solution

The fourth proportional to 606,804.94, 837,705.66 and 443,277.82 is: 611,953.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,804.94 : 837,705.66 = 443,277.82 : x
  2. Step 2: Convert to fraction form
    606,804.94/837,705.66 = 443,277.82/x
  3. Step 3: Cross multiply
    606,804.94x = 837,705.66 × 443,277.82
  4. Step 4: Simplify right side
    606,804.94x = 371,336,343,000.79
  5. Step 5: Solve for x
    x = 371,336,343,000.79/606,804.94
  6. Step 6: Final answer
    x = 611,953.39

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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.