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Finding the Fourth Proportional to 535,048.40, 797,856.82 and 530,251.76

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Solution

The fourth proportional to 535,048.40, 797,856.82 and 530,251.76 is: 790,704.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,048.40 : 797,856.82 = 530,251.76 : x
  2. Step 2: Convert to fraction form
    535,048.40/797,856.82 = 530,251.76/x
  3. Step 3: Cross multiply
    535,048.40x = 797,856.82 × 530,251.76
  4. Step 4: Simplify right side
    535,048.40x = 423,064,983,033.00
  5. Step 5: Solve for x
    x = 423,064,983,033.00/535,048.40
  6. Step 6: Final answer
    x = 790,704.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.