Home / 979,524.90-1,351,651.02-549,706.50

Finding the Fourth Proportional to 979,524.90, 1,351,651.02 and 549,706.50

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Solution

The fourth proportional to 979,524.90, 1,351,651.02 and 549,706.50 is: 758,542.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,524.90 : 1,351,651.02 = 549,706.50 : x
  2. Step 2: Convert to fraction form
    979,524.90/1,351,651.02 = 549,706.50/x
  3. Step 3: Cross multiply
    979,524.90x = 1,351,651.02 × 549,706.50
  4. Step 4: Simplify right side
    979,524.90x = 743,011,351,425.63
  5. Step 5: Solve for x
    x = 743,011,351,425.63/979,524.90
  6. Step 6: Final answer
    x = 758,542.59

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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.