Home / 671,498.88-1,006,615.16-334,220.68

Finding the Fourth Proportional to 671,498.88, 1,006,615.16 and 334,220.68

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Solution

The fourth proportional to 671,498.88, 1,006,615.16 and 334,220.68 is: 501,015.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,498.88 : 1,006,615.16 = 334,220.68 : x
  2. Step 2: Convert to fraction form
    671,498.88/1,006,615.16 = 334,220.68/x
  3. Step 3: Cross multiply
    671,498.88x = 1,006,615.16 × 334,220.68
  4. Step 4: Simplify right side
    671,498.88x = 336,431,601,602.41
  5. Step 5: Solve for x
    x = 336,431,601,602.41/671,498.88
  6. Step 6: Final answer
    x = 501,015.88

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Double scale
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1.5x scale

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.