Home / 1,005,056.60-1,507,779.30-295,107.80

Finding the Fourth Proportional to 1,005,056.60, 1,507,779.30 and 295,107.80

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Solution

The fourth proportional to 1,005,056.60, 1,507,779.30 and 295,107.80 is: 442,718.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,056.60 : 1,507,779.30 = 295,107.80 : x
  2. Step 2: Convert to fraction form
    1,005,056.60/1,507,779.30 = 295,107.80/x
  3. Step 3: Cross multiply
    1,005,056.60x = 1,507,779.30 × 295,107.80
  4. Step 4: Simplify right side
    1,005,056.60x = 444,957,432,108.54
  5. Step 5: Solve for x
    x = 444,957,432,108.54/1,005,056.60
  6. Step 6: Final answer
    x = 442,718.78

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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.