Home / 707,040.47-975,736.38-384,771.35

Finding the Fourth Proportional to 707,040.47, 975,736.38 and 384,771.35

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Solution

The fourth proportional to 707,040.47, 975,736.38 and 384,771.35 is: 530,995.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,040.47 : 975,736.38 = 384,771.35 : x
  2. Step 2: Convert to fraction form
    707,040.47/975,736.38 = 384,771.35/x
  3. Step 3: Cross multiply
    707,040.47x = 975,736.38 × 384,771.35
  4. Step 4: Simplify right side
    707,040.47x = 375,435,408,058.95
  5. Step 5: Solve for x
    x = 375,435,408,058.95/707,040.47
  6. Step 6: Final answer
    x = 530,995.64

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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.