Home / 676,973.88-1,015,461.90-171,534.96

Finding the Fourth Proportional to 676,973.88, 1,015,461.90 and 171,534.96

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Solution

The fourth proportional to 676,973.88, 1,015,461.90 and 171,534.96 is: 257,302.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,973.88 : 1,015,461.90 = 171,534.96 : x
  2. Step 2: Convert to fraction form
    676,973.88/1,015,461.90 = 171,534.96/x
  3. Step 3: Cross multiply
    676,973.88x = 1,015,461.90 × 171,534.96
  4. Step 4: Simplify right side
    676,973.88x = 174,187,216,398.02
  5. Step 5: Solve for x
    x = 174,187,216,398.02/676,973.88
  6. Step 6: Final answer
    x = 257,302.71

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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.