Home / 404,970.27-558,864.89-235,204.40

Finding the Fourth Proportional to 404,970.27, 558,864.89 and 235,204.40

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Solution

The fourth proportional to 404,970.27, 558,864.89 and 235,204.40 is: 324,585.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,970.27 : 558,864.89 = 235,204.40 : x
  2. Step 2: Convert to fraction form
    404,970.27/558,864.89 = 235,204.40/x
  3. Step 3: Cross multiply
    404,970.27x = 558,864.89 × 235,204.40
  4. Step 4: Simplify right side
    404,970.27x = 131,447,477,163.17
  5. Step 5: Solve for x
    x = 131,447,477,163.17/404,970.27
  6. Step 6: Final answer
    x = 324,585.50

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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.