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Finding the Fourth Proportional to 701,751.23, 968,426.67 and 429,719.87

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Solution

The fourth proportional to 701,751.23, 968,426.67 and 429,719.87 is: 593,019.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,751.23 : 968,426.67 = 429,719.87 : x
  2. Step 2: Convert to fraction form
    701,751.23/968,426.67 = 429,719.87/x
  3. Step 3: Cross multiply
    701,751.23x = 968,426.67 × 429,719.87
  4. Step 4: Simplify right side
    701,751.23x = 416,152,182,084.00
  5. Step 5: Solve for x
    x = 416,152,182,084.00/701,751.23
  6. Step 6: Final answer
    x = 593,019.52

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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.