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Finding the Fourth Proportional to 529,751.40, 795,126.48 and 193,117.40

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Solution

The fourth proportional to 529,751.40, 795,126.48 and 193,117.40 is: 289,858.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,751.40 : 795,126.48 = 193,117.40 : x
  2. Step 2: Convert to fraction form
    529,751.40/795,126.48 = 193,117.40/x
  3. Step 3: Cross multiply
    529,751.40x = 795,126.48 × 193,117.40
  4. Step 4: Simplify right side
    529,751.40x = 153,552,758,488.75
  5. Step 5: Solve for x
    x = 153,552,758,488.75/529,751.40
  6. Step 6: Final answer
    x = 289,858.15

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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.