Home / 673,529.60-1,009,416.90-273,702.98

Finding the Fourth Proportional to 673,529.60, 1,009,416.90 and 273,702.98

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Solution

The fourth proportional to 673,529.60, 1,009,416.90 and 273,702.98 is: 410,197.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,529.60 : 1,009,416.90 = 273,702.98 : x
  2. Step 2: Convert to fraction form
    673,529.60/1,009,416.90 = 273,702.98/x
  3. Step 3: Cross multiply
    673,529.60x = 1,009,416.90 × 273,702.98
  4. Step 4: Simplify right side
    673,529.60x = 276,280,413,592.36
  5. Step 5: Solve for x
    x = 276,280,413,592.36/673,529.60
  6. Step 6: Final answer
    x = 410,197.88

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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.