Home / 424,263.02-585,485.11-233,288.70

Finding the Fourth Proportional to 424,263.02, 585,485.11 and 233,288.70

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Solution

The fourth proportional to 424,263.02, 585,485.11 and 233,288.70 is: 321,939.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,263.02 : 585,485.11 = 233,288.70 : x
  2. Step 2: Convert to fraction form
    424,263.02/585,485.11 = 233,288.70/x
  3. Step 3: Cross multiply
    424,263.02x = 585,485.11 × 233,288.70
  4. Step 4: Simplify right side
    424,263.02x = 136,587,060,181.26
  5. Step 5: Solve for x
    x = 136,587,060,181.26/424,263.02
  6. Step 6: Final answer
    x = 321,939.58

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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.