Home / 346,317.75-477,998.06-203,123.93

Finding the Fourth Proportional to 346,317.75, 477,998.06 and 203,123.93

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Solution

The fourth proportional to 346,317.75, 477,998.06 and 203,123.93 is: 280,357.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,317.75 : 477,998.06 = 203,123.93 : x
  2. Step 2: Convert to fraction form
    346,317.75/477,998.06 = 203,123.93/x
  3. Step 3: Cross multiply
    346,317.75x = 477,998.06 × 203,123.93
  4. Step 4: Simplify right side
    346,317.75x = 97,092,841,073.97
  5. Step 5: Solve for x
    x = 97,092,841,073.97/346,317.75
  6. Step 6: Final answer
    x = 280,357.68

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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.