Home / 723,812.40-1,085,718.60-544,186.80

Finding the Fourth Proportional to 723,812.40, 1,085,718.60 and 544,186.80

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Solution

The fourth proportional to 723,812.40, 1,085,718.60 and 544,186.80 is: 816,280.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,812.40 : 1,085,718.60 = 544,186.80 : x
  2. Step 2: Convert to fraction form
    723,812.40/1,085,718.60 = 544,186.80/x
  3. Step 3: Cross multiply
    723,812.40x = 1,085,718.60 × 544,186.80
  4. Step 4: Simplify right side
    723,812.40x = 590,833,730,634.48
  5. Step 5: Solve for x
    x = 590,833,730,634.48/723,812.40
  6. Step 6: Final answer
    x = 816,280.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.