Home / 346,190.16-477,723-193,238.22

Finding the Fourth Proportional to 346,190.16, 477,723 and 193,238.22

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Solution

The fourth proportional to 346,190.16, 477,723 and 193,238.22 is: 266,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,190.16 : 477,723 = 193,238.22 : x
  2. Step 2: Convert to fraction form
    346,190.16/477,723 = 193,238.22/x
  3. Step 3: Cross multiply
    346,190.16x = 477,723 × 193,238.22
  4. Step 4: Simplify right side
    346,190.16x = 92,314,342,173.06
  5. Step 5: Solve for x
    x = 92,314,342,173.06/346,190.16
  6. Step 6: Final answer
    x = 266,657.90

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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.