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Finding the Fourth Proportional to 593,537.76, 891,196 and 513,821.60

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Solution

The fourth proportional to 593,537.76, 891,196 and 513,821.60 is: 771,502.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,537.76 : 891,196 = 513,821.60 : x
  2. Step 2: Convert to fraction form
    593,537.76/891,196 = 513,821.60/x
  3. Step 3: Cross multiply
    593,537.76x = 891,196 × 513,821.60
  4. Step 4: Simplify right side
    593,537.76x = 457,915,754,633.60
  5. Step 5: Solve for x
    x = 457,915,754,633.60/593,537.76
  6. Step 6: Final answer
    x = 771,502.31

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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.