Home / 835,695.57-1,153,259.85-453,722.40

Finding the Fourth Proportional to 835,695.57, 1,153,259.85 and 453,722.40

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Solution

The fourth proportional to 835,695.57, 1,153,259.85 and 453,722.40 is: 626,136.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,695.57 : 1,153,259.85 = 453,722.40 : x
  2. Step 2: Convert to fraction form
    835,695.57/1,153,259.85 = 453,722.40/x
  3. Step 3: Cross multiply
    835,695.57x = 1,153,259.85 × 453,722.40
  4. Step 4: Simplify right side
    835,695.57x = 523,259,826,965.64
  5. Step 5: Solve for x
    x = 523,259,826,965.64/835,695.57
  6. Step 6: Final answer
    x = 626,136.89

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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.