Home / 835,215.49-1,152,600.47-453,242.17

Finding the Fourth Proportional to 835,215.49, 1,152,600.47 and 453,242.17

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Solution

The fourth proportional to 835,215.49, 1,152,600.47 and 453,242.17 is: 625,475.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,215.49 : 1,152,600.47 = 453,242.17 : x
  2. Step 2: Convert to fraction form
    835,215.49/1,152,600.47 = 453,242.17/x
  3. Step 3: Cross multiply
    835,215.49x = 1,152,600.47 × 453,242.17
  4. Step 4: Simplify right side
    835,215.49x = 522,407,138,165.82
  5. Step 5: Solve for x
    x = 522,407,138,165.82/835,215.49
  6. Step 6: Final answer
    x = 625,475.87

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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.