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Finding the Fourth Proportional to 539,466.83, 744,411.23 and 297,733.80

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Solution

The fourth proportional to 539,466.83, 744,411.23 and 297,733.80 is: 410,843.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,466.83 : 744,411.23 = 297,733.80 : x
  2. Step 2: Convert to fraction form
    539,466.83/744,411.23 = 297,733.80/x
  3. Step 3: Cross multiply
    539,466.83x = 744,411.23 × 297,733.80
  4. Step 4: Simplify right side
    539,466.83x = 221,636,384,596.29
  5. Step 5: Solve for x
    x = 221,636,384,596.29/539,466.83
  6. Step 6: Final answer
    x = 410,843.39

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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.