Home / 998,466.90-1,497,700.35-620,553.30

Finding the Fourth Proportional to 998,466.90, 1,497,700.35 and 620,553.30

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Solution

The fourth proportional to 998,466.90, 1,497,700.35 and 620,553.30 is: 930,829.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,466.90 : 1,497,700.35 = 620,553.30 : x
  2. Step 2: Convert to fraction form
    998,466.90/1,497,700.35 = 620,553.30/x
  3. Step 3: Cross multiply
    998,466.90x = 1,497,700.35 × 620,553.30
  4. Step 4: Simplify right side
    998,466.90x = 929,402,894,603.66
  5. Step 5: Solve for x
    x = 929,402,894,603.66/998,466.90
  6. Step 6: Final answer
    x = 930,829.95

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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.