Home / 941,133.36-1,298,763.05-511,412.47

Finding the Fourth Proportional to 941,133.36, 1,298,763.05 and 511,412.47

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Solution

The fourth proportional to 941,133.36, 1,298,763.05 and 511,412.47 is: 705,748.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,133.36 : 1,298,763.05 = 511,412.47 : x
  2. Step 2: Convert to fraction form
    941,133.36/1,298,763.05 = 511,412.47/x
  3. Step 3: Cross multiply
    941,133.36x = 1,298,763.05 × 511,412.47
  4. Step 4: Simplify right side
    941,133.36x = 664,203,619,345.23
  5. Step 5: Solve for x
    x = 664,203,619,345.23/941,133.36
  6. Step 6: Final answer
    x = 705,748.67

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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.