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Finding the Fourth Proportional to 565,192.68, 847,827.90 and 191,089.32

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Solution

The fourth proportional to 565,192.68, 847,827.90 and 191,089.32 is: 286,647.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,192.68 : 847,827.90 = 191,089.32 : x
  2. Step 2: Convert to fraction form
    565,192.68/847,827.90 = 191,089.32/x
  3. Step 3: Cross multiply
    565,192.68x = 847,827.90 × 191,089.32
  4. Step 4: Simplify right side
    565,192.68x = 162,010,856,888.03
  5. Step 5: Solve for x
    x = 162,010,856,888.03/565,192.68
  6. Step 6: Final answer
    x = 286,647.13

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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.