Home / 775,894.14-1,070,573.34-453,541.86

Finding the Fourth Proportional to 775,894.14, 1,070,573.34 and 453,541.86

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Solution

The fourth proportional to 775,894.14, 1,070,573.34 and 453,541.86 is: 625,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,894.14 : 1,070,573.34 = 453,541.86 : x
  2. Step 2: Convert to fraction form
    775,894.14/1,070,573.34 = 453,541.86/x
  3. Step 3: Cross multiply
    775,894.14x = 1,070,573.34 × 453,541.86
  4. Step 4: Simplify right side
    775,894.14x = 485,549,823,890.01
  5. Step 5: Solve for x
    x = 485,549,823,890.01/775,894.14
  6. Step 6: Final answer
    x = 625,793.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.