Home / 945,597.92-1,304,879.64-515,852.42

Finding the Fourth Proportional to 945,597.92, 1,304,879.64 and 515,852.42

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Solution

The fourth proportional to 945,597.92, 1,304,879.64 and 515,852.42 is: 711,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,597.92 : 1,304,879.64 = 515,852.42 : x
  2. Step 2: Convert to fraction form
    945,597.92/1,304,879.64 = 515,852.42/x
  3. Step 3: Cross multiply
    945,597.92x = 1,304,879.64 × 515,852.42
  4. Step 4: Simplify right side
    945,597.92x = 673,125,320,102.73
  5. Step 5: Solve for x
    x = 673,125,320,102.73/945,597.92
  6. Step 6: Final answer
    x = 711,851.52

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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.