Home / 767,305.53-1,058,867.64-423,173.28

Finding the Fourth Proportional to 767,305.53, 1,058,867.64 and 423,173.28

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Solution

The fourth proportional to 767,305.53, 1,058,867.64 and 423,173.28 is: 583,971.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,305.53 : 1,058,867.64 = 423,173.28 : x
  2. Step 2: Convert to fraction form
    767,305.53/1,058,867.64 = 423,173.28/x
  3. Step 3: Cross multiply
    767,305.53x = 1,058,867.64 × 423,173.28
  4. Step 4: Simplify right side
    767,305.53x = 448,084,492,304.66
  5. Step 5: Solve for x
    x = 448,084,492,304.66/767,305.53
  6. Step 6: Final answer
    x = 583,971.41

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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.