Home / 835,406.16-1,152,861.81-453,433.11

Finding the Fourth Proportional to 835,406.16, 1,152,861.81 and 453,433.11

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Solution

The fourth proportional to 835,406.16, 1,152,861.81 and 453,433.11 is: 625,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,406.16 : 1,152,861.81 = 453,433.11 : x
  2. Step 2: Convert to fraction form
    835,406.16/1,152,861.81 = 453,433.11/x
  3. Step 3: Cross multiply
    835,406.16x = 1,152,861.81 × 453,433.11
  4. Step 4: Simplify right side
    835,406.16x = 522,745,715,908.53
  5. Step 5: Solve for x
    x = 522,745,715,908.53/835,406.16
  6. Step 6: Final answer
    x = 625,738.40

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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.