Home / 934,116.70-1,400,980.65-260,023.90

Finding the Fourth Proportional to 934,116.70, 1,400,980.65 and 260,023.90

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Solution

The fourth proportional to 934,116.70, 1,400,980.65 and 260,023.90 is: 389,981.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,116.70 : 1,400,980.65 = 260,023.90 : x
  2. Step 2: Convert to fraction form
    934,116.70/1,400,980.65 = 260,023.90/x
  3. Step 3: Cross multiply
    934,116.70x = 1,400,980.65 × 260,023.90
  4. Step 4: Simplify right side
    934,116.70x = 364,288,452,437.54
  5. Step 5: Solve for x
    x = 364,288,452,437.54/934,116.70
  6. Step 6: Final answer
    x = 389,981.74

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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.