Home / 945,598.42-1,304,880.33-515,852.92

Finding the Fourth Proportional to 945,598.42, 1,304,880.33 and 515,852.92

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Solution

The fourth proportional to 945,598.42, 1,304,880.33 and 515,852.92 is: 711,852.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,598.42 : 1,304,880.33 = 515,852.92 : x
  2. Step 2: Convert to fraction form
    945,598.42/1,304,880.33 = 515,852.92/x
  3. Step 3: Cross multiply
    945,598.42x = 1,304,880.33 × 515,852.92
  4. Step 4: Simplify right side
    945,598.42x = 673,126,328,481.06
  5. Step 5: Solve for x
    x = 673,126,328,481.06/945,598.42
  6. Step 6: Final answer
    x = 711,852.21

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Double scale
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Similar ratio
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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.