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Finding the Fourth Proportional to 333,681.09, 500,309.49 and 283,097.61

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Solution

The fourth proportional to 333,681.09, 500,309.49 and 283,097.61 is: 424,466.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,681.09 : 500,309.49 = 283,097.61 : x
  2. Step 2: Convert to fraction form
    333,681.09/500,309.49 = 283,097.61/x
  3. Step 3: Cross multiply
    333,681.09x = 500,309.49 × 283,097.61
  4. Step 4: Simplify right side
    333,681.09x = 141,636,420,879.32
  5. Step 5: Solve for x
    x = 141,636,420,879.32/333,681.09
  6. Step 6: Final answer
    x = 424,466.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.