Home / 627,513.63-865,975.49-341,033.70

Finding the Fourth Proportional to 627,513.63, 865,975.49 and 341,033.70

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Solution

The fourth proportional to 627,513.63, 865,975.49 and 341,033.70 is: 470,630.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,513.63 : 865,975.49 = 341,033.70 : x
  2. Step 2: Convert to fraction form
    627,513.63/865,975.49 = 341,033.70/x
  3. Step 3: Cross multiply
    627,513.63x = 865,975.49 × 341,033.70
  4. Step 4: Simplify right side
    627,513.63x = 295,326,823,758.85
  5. Step 5: Solve for x
    x = 295,326,823,758.85/627,513.63
  6. Step 6: Final answer
    x = 470,630.13

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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.