Home / 709,016.98-1,062,638.51-354,130.06

Finding the Fourth Proportional to 709,016.98, 1,062,638.51 and 354,130.06

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Solution

The fourth proportional to 709,016.98, 1,062,638.51 and 354,130.06 is: 530,752.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,016.98 : 1,062,638.51 = 354,130.06 : x
  2. Step 2: Convert to fraction form
    709,016.98/1,062,638.51 = 354,130.06/x
  3. Step 3: Cross multiply
    709,016.98x = 1,062,638.51 × 354,130.06
  4. Step 4: Simplify right side
    709,016.98x = 376,312,239,304.61
  5. Step 5: Solve for x
    x = 376,312,239,304.61/709,016.98
  6. Step 6: Final answer
    x = 530,752.08

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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.