Home / 874,870.53-1,207,321.35-472,462.53

Finding the Fourth Proportional to 874,870.53, 1,207,321.35 and 472,462.53

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Solution

The fourth proportional to 874,870.53, 1,207,321.35 and 472,462.53 is: 651,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,870.53 : 1,207,321.35 = 472,462.53 : x
  2. Step 2: Convert to fraction form
    874,870.53/1,207,321.35 = 472,462.53/x
  3. Step 3: Cross multiply
    874,870.53x = 1,207,321.35 × 472,462.53
  4. Step 4: Simplify right side
    874,870.53x = 570,414,099,544.02
  5. Step 5: Solve for x
    x = 570,414,099,544.02/874,870.53
  6. Step 6: Final answer
    x = 651,998.30

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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.