Home / 835,370.15-1,152,811.92-453,396.98

Finding the Fourth Proportional to 835,370.15, 1,152,811.92 and 453,396.98

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Solution

The fourth proportional to 835,370.15, 1,152,811.92 and 453,396.98 is: 625,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,370.15 : 1,152,811.92 = 453,396.98 : x
  2. Step 2: Convert to fraction form
    835,370.15/1,152,811.92 = 453,396.98/x
  3. Step 3: Cross multiply
    835,370.15x = 1,152,811.92 × 453,396.98
  4. Step 4: Simplify right side
    835,370.15x = 522,681,435,004.96
  5. Step 5: Solve for x
    x = 522,681,435,004.96/835,370.15
  6. Step 6: Final answer
    x = 625,688.43

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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.