Home / 835,242.10-1,152,634.05-453,268.87

Finding the Fourth Proportional to 835,242.10, 1,152,634.05 and 453,268.87

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Solution

The fourth proportional to 835,242.10, 1,152,634.05 and 453,268.87 is: 625,511.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,242.10 : 1,152,634.05 = 453,268.87 : x
  2. Step 2: Convert to fraction form
    835,242.10/1,152,634.05 = 453,268.87/x
  3. Step 3: Cross multiply
    835,242.10x = 1,152,634.05 × 453,268.87
  4. Step 4: Simplify right side
    835,242.10x = 522,453,133,367.02
  5. Step 5: Solve for x
    x = 522,453,133,367.02/835,242.10
  6. Step 6: Final answer
    x = 625,511.01

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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.