Home / 874,870.03-1,207,320.66-472,462.03

Finding the Fourth Proportional to 874,870.03, 1,207,320.66 and 472,462.03

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Solution

The fourth proportional to 874,870.03, 1,207,320.66 and 472,462.03 is: 651,997.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,870.03 : 1,207,320.66 = 472,462.03 : x
  2. Step 2: Convert to fraction form
    874,870.03/1,207,320.66 = 472,462.03/x
  3. Step 3: Cross multiply
    874,870.03x = 1,207,320.66 × 472,462.03
  4. Step 4: Simplify right side
    874,870.03x = 570,413,171,393.69
  5. Step 5: Solve for x
    x = 570,413,171,393.69/874,870.03
  6. Step 6: Final answer
    x = 651,997.61

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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.