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Finding the Fourth Proportional to 293,423.88, 439,970.58 and 93,697.32

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Solution

The fourth proportional to 293,423.88, 439,970.58 and 93,697.32 is: 140,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,423.88 : 439,970.58 = 93,697.32 : x
  2. Step 2: Convert to fraction form
    293,423.88/439,970.58 = 93,697.32/x
  3. Step 3: Cross multiply
    293,423.88x = 439,970.58 × 93,697.32
  4. Step 4: Simplify right side
    293,423.88x = 41,224,064,224.85
  5. Step 5: Solve for x
    x = 41,224,064,224.85/293,423.88
  6. Step 6: Final answer
    x = 140,493.21

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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.