Home / 417,182.14-575,723.50-235,890.12

Finding the Fourth Proportional to 417,182.14, 575,723.50 and 235,890.12

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Solution

The fourth proportional to 417,182.14, 575,723.50 and 235,890.12 is: 325,535.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,182.14 : 575,723.50 = 235,890.12 : x
  2. Step 2: Convert to fraction form
    417,182.14/575,723.50 = 235,890.12/x
  3. Step 3: Cross multiply
    417,182.14x = 575,723.50 × 235,890.12
  4. Step 4: Simplify right side
    417,182.14x = 135,807,485,501.82
  5. Step 5: Solve for x
    x = 135,807,485,501.82/417,182.14
  6. Step 6: Final answer
    x = 325,535.23

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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.