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Finding the Fourth Proportional to 513,666.64, 770,308.36 and 176,611.92

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Solution

The fourth proportional to 513,666.64, 770,308.36 and 176,611.92 is: 264,852.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,666.64 : 770,308.36 = 176,611.92 : x
  2. Step 2: Convert to fraction form
    513,666.64/770,308.36 = 176,611.92/x
  3. Step 3: Cross multiply
    513,666.64x = 770,308.36 × 176,611.92
  4. Step 4: Simplify right side
    513,666.64x = 136,045,638,451.65
  5. Step 5: Solve for x
    x = 136,045,638,451.65/513,666.64
  6. Step 6: Final answer
    x = 264,852.00

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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.