Home / 941,658.80-1,299,500.08-511,929.52

Finding the Fourth Proportional to 941,658.80, 1,299,500.08 and 511,929.52

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Solution

The fourth proportional to 941,658.80, 1,299,500.08 and 511,929.52 is: 706,468.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,658.80 : 1,299,500.08 = 511,929.52 : x
  2. Step 2: Convert to fraction form
    941,658.80/1,299,500.08 = 511,929.52/x
  3. Step 3: Cross multiply
    941,658.80x = 1,299,500.08 × 511,929.52
  4. Step 4: Simplify right side
    941,658.80x = 665,252,452,194.36
  5. Step 5: Solve for x
    x = 665,252,452,194.36/941,658.80
  6. Step 6: Final answer
    x = 706,468.68

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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.