Home / 767,266.16-1,058,803.03-423,116.62

Finding the Fourth Proportional to 767,266.16, 1,058,803.03 and 423,116.62

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Solution

The fourth proportional to 767,266.16, 1,058,803.03 and 423,116.62 is: 583,887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,266.16 : 1,058,803.03 = 423,116.62 : x
  2. Step 2: Convert to fraction form
    767,266.16/1,058,803.03 = 423,116.62/x
  3. Step 3: Cross multiply
    767,266.16x = 1,058,803.03 × 423,116.62
  4. Step 4: Simplify right side
    767,266.16x = 447,997,159,299.36
  5. Step 5: Solve for x
    x = 447,997,159,299.36/767,266.16
  6. Step 6: Final answer
    x = 583,887.55

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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.