Home / 706,602.20-1,058,348.10-425,629.40

Finding the Fourth Proportional to 706,602.20, 1,058,348.10 and 425,629.40

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Solution

The fourth proportional to 706,602.20, 1,058,348.10 and 425,629.40 is: 637,507.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,602.20 : 1,058,348.10 = 425,629.40 : x
  2. Step 2: Convert to fraction form
    706,602.20/1,058,348.10 = 425,629.40/x
  3. Step 3: Cross multiply
    706,602.20x = 1,058,348.10 × 425,629.40
  4. Step 4: Simplify right side
    706,602.20x = 450,464,066,794.14
  5. Step 5: Solve for x
    x = 450,464,066,794.14/706,602.20
  6. Step 6: Final answer
    x = 637,507.31

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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.