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Finding the Fourth Proportional to 500,671.40, 751,006.91 and 332,520.03

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Solution

The fourth proportional to 500,671.40, 751,006.91 and 332,520.03 is: 498,779.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,671.40 : 751,006.91 = 332,520.03 : x
  2. Step 2: Convert to fraction form
    500,671.40/751,006.91 = 332,520.03/x
  3. Step 3: Cross multiply
    500,671.40x = 751,006.91 × 332,520.03
  4. Step 4: Simplify right side
    500,671.40x = 249,724,838,580.81
  5. Step 5: Solve for x
    x = 249,724,838,580.81/500,671.40
  6. Step 6: Final answer
    x = 498,779.92

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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.