Home / 830,923.12-1,246,552.36-262,393.04

Finding the Fourth Proportional to 830,923.12, 1,246,552.36 and 262,393.04

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Solution

The fourth proportional to 830,923.12, 1,246,552.36 and 262,393.04 is: 393,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,923.12 : 1,246,552.36 = 262,393.04 : x
  2. Step 2: Convert to fraction form
    830,923.12/1,246,552.36 = 262,393.04/x
  3. Step 3: Cross multiply
    830,923.12x = 1,246,552.36 × 262,393.04
  4. Step 4: Simplify right side
    830,923.12x = 327,086,663,259.57
  5. Step 5: Solve for x
    x = 327,086,663,259.57/830,923.12
  6. Step 6: Final answer
    x = 393,642.51

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1.5x scale

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.