Home / 972,629.29-1,458,316.55-404,402.61

Finding the Fourth Proportional to 972,629.29, 1,458,316.55 and 404,402.61

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Solution

The fourth proportional to 972,629.29, 1,458,316.55 and 404,402.61 is: 606,343.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,629.29 : 1,458,316.55 = 404,402.61 : x
  2. Step 2: Convert to fraction form
    972,629.29/1,458,316.55 = 404,402.61/x
  3. Step 3: Cross multiply
    972,629.29x = 1,458,316.55 × 404,402.61
  4. Step 4: Simplify right side
    972,629.29x = 589,747,020,611.66
  5. Step 5: Solve for x
    x = 589,747,020,611.66/972,629.29
  6. Step 6: Final answer
    x = 606,343.06

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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.