Home / 866,033.23-1,298,717.73-297,308.35

Finding the Fourth Proportional to 866,033.23, 1,298,717.73 and 297,308.35

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Solution

The fourth proportional to 866,033.23, 1,298,717.73 and 297,308.35 is: 445,848.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,033.23 : 1,298,717.73 = 297,308.35 : x
  2. Step 2: Convert to fraction form
    866,033.23/1,298,717.73 = 297,308.35/x
  3. Step 3: Cross multiply
    866,033.23x = 1,298,717.73 × 297,308.35
  4. Step 4: Simplify right side
    866,033.23x = 386,119,625,422.05
  5. Step 5: Solve for x
    x = 386,119,625,422.05/866,033.23
  6. Step 6: Final answer
    x = 445,848.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.