Home / 835,379.15-1,152,824.35-453,405.83

Finding the Fourth Proportional to 835,379.15, 1,152,824.35 and 453,405.83

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Solution

The fourth proportional to 835,379.15, 1,152,824.35 and 453,405.83 is: 625,700.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,379.15 : 1,152,824.35 = 453,405.83 : x
  2. Step 2: Convert to fraction form
    835,379.15/1,152,824.35 = 453,405.83/x
  3. Step 3: Cross multiply
    835,379.15x = 1,152,824.35 × 453,405.83
  4. Step 4: Simplify right side
    835,379.15x = 522,697,281,255.96
  5. Step 5: Solve for x
    x = 522,697,281,255.96/835,379.15
  6. Step 6: Final answer
    x = 625,700.65

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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.