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Finding the Fourth Proportional to 636,690.08, 953,914.06 and 598,762.64

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Solution

The fourth proportional to 636,690.08, 953,914.06 and 598,762.64 is: 897,089.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,690.08 : 953,914.06 = 598,762.64 : x
  2. Step 2: Convert to fraction form
    636,690.08/953,914.06 = 598,762.64/x
  3. Step 3: Cross multiply
    636,690.08x = 953,914.06 × 598,762.64
  4. Step 4: Simplify right side
    636,690.08x = 571,168,100,898.72
  5. Step 5: Solve for x
    x = 571,168,100,898.72/636,690.08
  6. Step 6: Final answer
    x = 897,089.68

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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.