Home / 705,536.47-1,058,304.71-306,168.40

Finding the Fourth Proportional to 705,536.47, 1,058,304.71 and 306,168.40

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Solution

The fourth proportional to 705,536.47, 1,058,304.71 and 306,168.40 is: 459,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,536.47 : 1,058,304.71 = 306,168.40 : x
  2. Step 2: Convert to fraction form
    705,536.47/1,058,304.71 = 306,168.40/x
  3. Step 3: Cross multiply
    705,536.47x = 1,058,304.71 × 306,168.40
  4. Step 4: Simplify right side
    705,536.47x = 324,019,459,773.16
  5. Step 5: Solve for x
    x = 324,019,459,773.16/705,536.47
  6. Step 6: Final answer
    x = 459,252.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.