Home / 835,396.97-1,152,833.38-453,415.55

Finding the Fourth Proportional to 835,396.97, 1,152,833.38 and 453,415.55

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Solution

The fourth proportional to 835,396.97, 1,152,833.38 and 453,415.55 is: 625,705.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,396.97 : 1,152,833.38 = 453,415.55 : x
  2. Step 2: Convert to fraction form
    835,396.97/1,152,833.38 = 453,415.55/x
  3. Step 3: Cross multiply
    835,396.97x = 1,152,833.38 × 453,415.55
  4. Step 4: Simplify right side
    835,396.97x = 522,712,574,153.35
  5. Step 5: Solve for x
    x = 522,712,574,153.35/835,396.97
  6. Step 6: Final answer
    x = 625,705.62

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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.