Home / 343,202.04-473,458.59-215,947.80

Finding the Fourth Proportional to 343,202.04, 473,458.59 and 215,947.80

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Solution

The fourth proportional to 343,202.04, 473,458.59 and 215,947.80 is: 297,907.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,202.04 : 473,458.59 = 215,947.80 : x
  2. Step 2: Convert to fraction form
    343,202.04/473,458.59 = 215,947.80/x
  3. Step 3: Cross multiply
    343,202.04x = 473,458.59 × 215,947.80
  4. Step 4: Simplify right side
    343,202.04x = 102,242,340,901.60
  5. Step 5: Solve for x
    x = 102,242,340,901.60/343,202.04
  6. Step 6: Final answer
    x = 297,907.15

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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.