Home / 941,307.03-1,299,013.74-511,587.18

Finding the Fourth Proportional to 941,307.03, 1,299,013.74 and 511,587.18

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Solution

The fourth proportional to 941,307.03, 1,299,013.74 and 511,587.18 is: 705,995.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,307.03 : 1,299,013.74 = 511,587.18 : x
  2. Step 2: Convert to fraction form
    941,307.03/1,299,013.74 = 511,587.18/x
  3. Step 3: Cross multiply
    941,307.03x = 1,299,013.74 × 511,587.18
  4. Step 4: Simplify right side
    941,307.03x = 664,558,776,027.85
  5. Step 5: Solve for x
    x = 664,558,776,027.85/941,307.03
  6. Step 6: Final answer
    x = 705,995.76

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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.