Home / 895,895.86-1,236,336.39-493,487.86

Finding the Fourth Proportional to 895,895.86, 1,236,336.39 and 493,487.86

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Solution

The fourth proportional to 895,895.86, 1,236,336.39 and 493,487.86 is: 681,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,895.86 : 1,236,336.39 = 493,487.86 : x
  2. Step 2: Convert to fraction form
    895,895.86/1,236,336.39 = 493,487.86/x
  3. Step 3: Cross multiply
    895,895.86x = 1,236,336.39 × 493,487.86
  4. Step 4: Simplify right side
    895,895.86x = 610,116,999,341.23
  5. Step 5: Solve for x
    x = 610,116,999,341.23/895,895.86
  6. Step 6: Final answer
    x = 681,013.30

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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.