Home / 941,247.36-1,298,931.52-511,534.72

Finding the Fourth Proportional to 941,247.36, 1,298,931.52 and 511,534.72

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Solution

The fourth proportional to 941,247.36, 1,298,931.52 and 511,534.72 is: 705,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,247.36 : 1,298,931.52 = 511,534.72 : x
  2. Step 2: Convert to fraction form
    941,247.36/1,298,931.52 = 511,534.72/x
  3. Step 3: Cross multiply
    941,247.36x = 1,298,931.52 × 511,534.72
  4. Step 4: Simplify right side
    941,247.36x = 664,448,571,382.37
  5. Step 5: Solve for x
    x = 664,448,571,382.37/941,247.36
  6. Step 6: Final answer
    x = 705,923.44

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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.