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Finding the Fourth Proportional to 586,324.98, 809,167.59 and 328,224.83

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Solution

The fourth proportional to 586,324.98, 809,167.59 and 328,224.83 is: 452,972.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,324.98 : 809,167.59 = 328,224.83 : x
  2. Step 2: Convert to fraction form
    586,324.98/809,167.59 = 328,224.83/x
  3. Step 3: Cross multiply
    586,324.98x = 809,167.59 × 328,224.83
  4. Step 4: Simplify right side
    586,324.98x = 265,588,890,623.42
  5. Step 5: Solve for x
    x = 265,588,890,623.42/586,324.98
  6. Step 6: Final answer
    x = 452,972.16

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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.