Home / 651,161.20-975,964.20-272,081.20

Finding the Fourth Proportional to 651,161.20, 975,964.20 and 272,081.20

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Solution

The fourth proportional to 651,161.20, 975,964.20 and 272,081.20 is: 407,796.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,161.20 : 975,964.20 = 272,081.20 : x
  2. Step 2: Convert to fraction form
    651,161.20/975,964.20 = 272,081.20/x
  3. Step 3: Cross multiply
    651,161.20x = 975,964.20 × 272,081.20
  4. Step 4: Simplify right side
    651,161.20x = 265,541,510,693.04
  5. Step 5: Solve for x
    x = 265,541,510,693.04/651,161.20
  6. Step 6: Final answer
    x = 407,796.89

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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.