Home / 835,384.23-1,152,831.38-453,411.03

Finding the Fourth Proportional to 835,384.23, 1,152,831.38 and 453,411.03

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Solution

The fourth proportional to 835,384.23, 1,152,831.38 and 453,411.03 is: 625,707.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,384.23 : 1,152,831.38 = 453,411.03 : x
  2. Step 2: Convert to fraction form
    835,384.23/1,152,831.38 = 453,411.03/x
  3. Step 3: Cross multiply
    835,384.23x = 1,152,831.38 × 453,411.03
  4. Step 4: Simplify right side
    835,384.23x = 522,706,461,155.07
  5. Step 5: Solve for x
    x = 522,706,461,155.07/835,384.23
  6. Step 6: Final answer
    x = 625,707.84

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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.