Home / 767,266.02-1,058,802.84-423,116.46

Finding the Fourth Proportional to 767,266.02, 1,058,802.84 and 423,116.46

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Solution

The fourth proportional to 767,266.02, 1,058,802.84 and 423,116.46 is: 583,887.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,266.02 : 1,058,802.84 = 423,116.46 : x
  2. Step 2: Convert to fraction form
    767,266.02/1,058,802.84 = 423,116.46/x
  3. Step 3: Cross multiply
    767,266.02x = 1,058,802.84 × 423,116.46
  4. Step 4: Simplify right side
    767,266.02x = 447,996,909,498.75
  5. Step 5: Solve for x
    x = 447,996,909,498.75/767,266.02
  6. Step 6: Final answer
    x = 583,887.33

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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.