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Finding the Fourth Proportional to 624,800.48, 936,807.06 and 530,063.74

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Solution

The fourth proportional to 624,800.48, 936,807.06 and 530,063.74 is: 794,761.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,800.48 : 936,807.06 = 530,063.74 : x
  2. Step 2: Convert to fraction form
    624,800.48/936,807.06 = 530,063.74/x
  3. Step 3: Cross multiply
    624,800.48x = 936,807.06 × 530,063.74
  4. Step 4: Simplify right side
    624,800.48x = 496,567,453,882.00
  5. Step 5: Solve for x
    x = 496,567,453,882.00/624,800.48
  6. Step 6: Final answer
    x = 794,761.64

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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.