Home / 835,831.59-1,153,447.74-453,858.48

Finding the Fourth Proportional to 835,831.59, 1,153,447.74 and 453,858.48

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Solution

The fourth proportional to 835,831.59, 1,153,447.74 and 453,858.48 is: 626,324.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,831.59 : 1,153,447.74 = 453,858.48 : x
  2. Step 2: Convert to fraction form
    835,831.59/1,153,447.74 = 453,858.48/x
  3. Step 3: Cross multiply
    835,831.59x = 1,153,447.74 × 453,858.48
  4. Step 4: Simplify right side
    835,831.59x = 523,502,038,035.84
  5. Step 5: Solve for x
    x = 523,502,038,035.84/835,831.59
  6. Step 6: Final answer
    x = 626,324.78

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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.