Home / 278,050.68-417,012.06-165,762.60

Finding the Fourth Proportional to 278,050.68, 417,012.06 and 165,762.60

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Solution

The fourth proportional to 278,050.68, 417,012.06 and 165,762.60 is: 248,605.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,050.68 : 417,012.06 = 165,762.60 : x
  2. Step 2: Convert to fraction form
    278,050.68/417,012.06 = 165,762.60/x
  3. Step 3: Cross multiply
    278,050.68x = 417,012.06 × 165,762.60
  4. Step 4: Simplify right side
    278,050.68x = 69,125,003,296.96
  5. Step 5: Solve for x
    x = 69,125,003,296.96/278,050.68
  6. Step 6: Final answer
    x = 248,605.77

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1.5x scale

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.