Home / 374,845.04-517,235.16-223,910

Finding the Fourth Proportional to 374,845.04, 517,235.16 and 223,910

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Solution

The fourth proportional to 374,845.04, 517,235.16 and 223,910 is: 308,965.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,845.04 : 517,235.16 = 223,910 : x
  2. Step 2: Convert to fraction form
    374,845.04/517,235.16 = 223,910/x
  3. Step 3: Cross multiply
    374,845.04x = 517,235.16 × 223,910
  4. Step 4: Simplify right side
    374,845.04x = 115,814,124,675.60
  5. Step 5: Solve for x
    x = 115,814,124,675.60/374,845.04
  6. Step 6: Final answer
    x = 308,965.34

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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.