Home / 895,666.38-1,236,014.19-493,255.50

Finding the Fourth Proportional to 895,666.38, 1,236,014.19 and 493,255.50

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Solution

The fourth proportional to 895,666.38, 1,236,014.19 and 493,255.50 is: 680,689.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,666.38 : 1,236,014.19 = 493,255.50 : x
  2. Step 2: Convert to fraction form
    895,666.38/1,236,014.19 = 493,255.50/x
  3. Step 3: Cross multiply
    895,666.38x = 1,236,014.19 × 493,255.50
  4. Step 4: Simplify right side
    895,666.38x = 609,670,797,295.55
  5. Step 5: Solve for x
    x = 609,670,797,295.55/895,666.38
  6. Step 6: Final answer
    x = 680,689.61

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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.