Home / 894,519.45-1,234,444.86-486,630.18

Finding the Fourth Proportional to 894,519.45, 1,234,444.86 and 486,630.18

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Solution

The fourth proportional to 894,519.45, 1,234,444.86 and 486,630.18 is: 671,554.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,519.45 : 1,234,444.86 = 486,630.18 : x
  2. Step 2: Convert to fraction form
    894,519.45/1,234,444.86 = 486,630.18/x
  3. Step 3: Cross multiply
    894,519.45x = 1,234,444.86 × 486,630.18
  4. Step 4: Simplify right side
    894,519.45x = 600,718,124,421.88
  5. Step 5: Solve for x
    x = 600,718,124,421.88/894,519.45
  6. Step 6: Final answer
    x = 671,554.01

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Double scale
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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.