Home / 446,827.60-670,360.20-193,999.60

Finding the Fourth Proportional to 446,827.60, 670,360.20 and 193,999.60

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Solution

The fourth proportional to 446,827.60, 670,360.20 and 193,999.60 is: 291,050.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,827.60 : 670,360.20 = 193,999.60 : x
  2. Step 2: Convert to fraction form
    446,827.60/670,360.20 = 193,999.60/x
  3. Step 3: Cross multiply
    446,827.60x = 670,360.20 × 193,999.60
  4. Step 4: Simplify right side
    446,827.60x = 130,049,610,655.92
  5. Step 5: Solve for x
    x = 130,049,610,655.92/446,827.60
  6. Step 6: Final answer
    x = 291,050.98

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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.