Home / 374,739.04-517,126.76-213,645.96

Finding the Fourth Proportional to 374,739.04, 517,126.76 and 213,645.96

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Solution

The fourth proportional to 374,739.04, 517,126.76 and 213,645.96 is: 294,823.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,739.04 : 517,126.76 = 213,645.96 : x
  2. Step 2: Convert to fraction form
    374,739.04/517,126.76 = 213,645.96/x
  3. Step 3: Cross multiply
    374,739.04x = 517,126.76 × 213,645.96
  4. Step 4: Simplify right side
    374,739.04x = 110,482,043,081.89
  5. Step 5: Solve for x
    x = 110,482,043,081.89/374,739.04
  6. Step 6: Final answer
    x = 294,823.95

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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.