Home / 945,604.82-1,304,928.37-537,706.69

Finding the Fourth Proportional to 945,604.82, 1,304,928.37 and 537,706.69

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Solution

The fourth proportional to 945,604.82, 1,304,928.37 and 537,706.69 is: 742,031.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,604.82 : 1,304,928.37 = 537,706.69 : x
  2. Step 2: Convert to fraction form
    945,604.82/1,304,928.37 = 537,706.69/x
  3. Step 3: Cross multiply
    945,604.82x = 1,304,928.37 × 537,706.69
  4. Step 4: Simplify right side
    945,604.82x = 701,668,714,519.80
  5. Step 5: Solve for x
    x = 701,668,714,519.80/945,604.82
  6. Step 6: Final answer
    x = 742,031.66

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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.