Home / 670,840.33-1,006,727.05-433,594.57

Finding the Fourth Proportional to 670,840.33, 1,006,727.05 and 433,594.57

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Solution

The fourth proportional to 670,840.33, 1,006,727.05 and 433,594.57 is: 650,693.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,840.33 : 1,006,727.05 = 433,594.57 : x
  2. Step 2: Convert to fraction form
    670,840.33/1,006,727.05 = 433,594.57/x
  3. Step 3: Cross multiply
    670,840.33x = 1,006,727.05 × 433,594.57
  4. Step 4: Simplify right side
    670,840.33x = 436,511,375,150.51
  5. Step 5: Solve for x
    x = 436,511,375,150.51/670,840.33
  6. Step 6: Final answer
    x = 650,693.40

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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.