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Finding the Fourth Proportional to 537,165.84, 740,886.04 and 513,342.48

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Solution

The fourth proportional to 537,165.84, 740,886.04 and 513,342.48 is: 708,027.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,165.84 : 740,886.04 = 513,342.48 : x
  2. Step 2: Convert to fraction form
    537,165.84/740,886.04 = 513,342.48/x
  3. Step 3: Cross multiply
    537,165.84x = 740,886.04 × 513,342.48
  4. Step 4: Simplify right side
    537,165.84x = 380,328,277,170.98
  5. Step 5: Solve for x
    x = 380,328,277,170.98/537,165.84
  6. Step 6: Final answer
    x = 708,027.67

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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.