Home / 945,064.51-1,304,141.67-537,112.45

Finding the Fourth Proportional to 945,064.51, 1,304,141.67 and 537,112.45

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Solution

The fourth proportional to 945,064.51, 1,304,141.67 and 537,112.45 is: 741,188.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,064.51 : 1,304,141.67 = 537,112.45 : x
  2. Step 2: Convert to fraction form
    945,064.51/1,304,141.67 = 537,112.45/x
  3. Step 3: Cross multiply
    945,064.51x = 1,304,141.67 × 537,112.45
  4. Step 4: Simplify right side
    945,064.51x = 700,470,727,520.79
  5. Step 5: Solve for x
    x = 700,470,727,520.79/945,064.51
  6. Step 6: Final answer
    x = 741,188.27

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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.