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Finding the Fourth Proportional to 584,700.09, 877,107.38 and 243,072.87

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Solution

The fourth proportional to 584,700.09, 877,107.38 and 243,072.87 is: 364,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,700.09 : 877,107.38 = 243,072.87 : x
  2. Step 2: Convert to fraction form
    584,700.09/877,107.38 = 243,072.87/x
  3. Step 3: Cross multiply
    584,700.09x = 877,107.38 × 243,072.87
  4. Step 4: Simplify right side
    584,700.09x = 213,201,006,939.42
  5. Step 5: Solve for x
    x = 213,201,006,939.42/584,700.09
  6. Step 6: Final answer
    x = 364,633.10

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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.