Home / 941,290.03-1,298,990.30-511,570.18

Finding the Fourth Proportional to 941,290.03, 1,298,990.30 and 511,570.18

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Solution

The fourth proportional to 941,290.03, 1,298,990.30 and 511,570.18 is: 705,972.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,290.03 : 1,298,990.30 = 511,570.18 : x
  2. Step 2: Convert to fraction form
    941,290.03/1,298,990.30 = 511,570.18/x
  3. Step 3: Cross multiply
    941,290.03x = 1,298,990.30 × 511,570.18
  4. Step 4: Simplify right side
    941,290.03x = 664,524,695,094.30
  5. Step 5: Solve for x
    x = 664,524,695,094.30/941,290.03
  6. Step 6: Final answer
    x = 705,972.31

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Double scale
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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.