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Finding the Fourth Proportional to 636,977.04, 950,362.50 and 508,293.96

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Solution

The fourth proportional to 636,977.04, 950,362.50 and 508,293.96 is: 758,368.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,977.04 : 950,362.50 = 508,293.96 : x
  2. Step 2: Convert to fraction form
    636,977.04/950,362.50 = 508,293.96/x
  3. Step 3: Cross multiply
    636,977.04x = 950,362.50 × 508,293.96
  4. Step 4: Simplify right side
    636,977.04x = 483,063,518,560.50
  5. Step 5: Solve for x
    x = 483,063,518,560.50/636,977.04
  6. Step 6: Final answer
    x = 758,368.81

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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.