Home / 864,524.17-1,193,040.39-482,547.61

Finding the Fourth Proportional to 864,524.17, 1,193,040.39 and 482,547.61

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Solution

The fourth proportional to 864,524.17, 1,193,040.39 and 482,547.61 is: 665,914.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,524.17 : 1,193,040.39 = 482,547.61 : x
  2. Step 2: Convert to fraction form
    864,524.17/1,193,040.39 = 482,547.61/x
  3. Step 3: Cross multiply
    864,524.17x = 1,193,040.39 × 482,547.61
  4. Step 4: Simplify right side
    864,524.17x = 575,698,788,827.97
  5. Step 5: Solve for x
    x = 575,698,788,827.97/864,524.17
  6. Step 6: Final answer
    x = 665,914.05

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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.