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Finding the Fourth Proportional to 768,502.04, 1,060,758.04 and 446,356.94

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Solution

The fourth proportional to 768,502.04, 1,060,758.04 and 446,356.94 is: 616,103.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,502.04 : 1,060,758.04 = 446,356.94 : x
  2. Step 2: Convert to fraction form
    768,502.04/1,060,758.04 = 446,356.94/x
  3. Step 3: Cross multiply
    768,502.04x = 1,060,758.04 × 446,356.94
  4. Step 4: Simplify right side
    768,502.04x = 473,476,712,814.80
  5. Step 5: Solve for x
    x = 473,476,712,814.80/768,502.04
  6. Step 6: Final answer
    x = 616,103.39

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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.