Home / 739,032.01-1,019,865.66-399,500.26

Finding the Fourth Proportional to 739,032.01, 1,019,865.66 and 399,500.26

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Solution

The fourth proportional to 739,032.01, 1,019,865.66 and 399,500.26 is: 551,311.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,032.01 : 1,019,865.66 = 399,500.26 : x
  2. Step 2: Convert to fraction form
    739,032.01/1,019,865.66 = 399,500.26/x
  3. Step 3: Cross multiply
    739,032.01x = 1,019,865.66 × 399,500.26
  4. Step 4: Simplify right side
    739,032.01x = 407,436,596,335.07
  5. Step 5: Solve for x
    x = 407,436,596,335.07/739,032.01
  6. Step 6: Final answer
    x = 551,311.16

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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.