Home / 632,743.40-873,185.90-346,263.60

Finding the Fourth Proportional to 632,743.40, 873,185.90 and 346,263.60

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Solution

The fourth proportional to 632,743.40, 873,185.90 and 346,263.60 is: 477,843.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,743.40 : 873,185.90 = 346,263.60 : x
  2. Step 2: Convert to fraction form
    632,743.40/873,185.90 = 346,263.60/x
  3. Step 3: Cross multiply
    632,743.40x = 873,185.90 × 346,263.60
  4. Step 4: Simplify right side
    632,743.40x = 302,352,493,203.24
  5. Step 5: Solve for x
    x = 302,352,493,203.24/632,743.40
  6. Step 6: Final answer
    x = 477,843.77

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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.