Home / 689,988.54-952,184.06-384,058.37

Finding the Fourth Proportional to 689,988.54, 952,184.06 and 384,058.37

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Solution

The fourth proportional to 689,988.54, 952,184.06 and 384,058.37 is: 530,000.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,988.54 : 952,184.06 = 384,058.37 : x
  2. Step 2: Convert to fraction form
    689,988.54/952,184.06 = 384,058.37/x
  3. Step 3: Cross multiply
    689,988.54x = 952,184.06 × 384,058.37
  4. Step 4: Simplify right side
    689,988.54x = 365,694,251,342.37
  5. Step 5: Solve for x
    x = 365,694,251,342.37/689,988.54
  6. Step 6: Final answer
    x = 530,000.47

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1.5x scale

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.