Home / 722,399.02-996,946.41-435,914.26

Finding the Fourth Proportional to 722,399.02, 996,946.41 and 435,914.26

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Solution

The fourth proportional to 722,399.02, 996,946.41 and 435,914.26 is: 601,583.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,399.02 : 996,946.41 = 435,914.26 : x
  2. Step 2: Convert to fraction form
    722,399.02/996,946.41 = 435,914.26/x
  3. Step 3: Cross multiply
    722,399.02x = 996,946.41 × 435,914.26
  4. Step 4: Simplify right side
    722,399.02x = 434,583,156,574.81
  5. Step 5: Solve for x
    x = 434,583,156,574.81/722,399.02
  6. Step 6: Final answer
    x = 601,583.26

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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.