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Finding the Fourth Proportional to 529,771.65, 794,176.86 and 192,574.14

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Solution

The fourth proportional to 529,771.65, 794,176.86 and 192,574.14 is: 288,686.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,771.65 : 794,176.86 = 192,574.14 : x
  2. Step 2: Convert to fraction form
    529,771.65/794,176.86 = 192,574.14/x
  3. Step 3: Cross multiply
    529,771.65x = 794,176.86 × 192,574.14
  4. Step 4: Simplify right side
    529,771.65x = 152,937,925,822.40
  5. Step 5: Solve for x
    x = 152,937,925,822.40/529,771.65
  6. Step 6: Final answer
    x = 288,686.50

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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.