Home / 404,529.80-558,253.50-223,246.40

Finding the Fourth Proportional to 404,529.80, 558,253.50 and 223,246.40

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Solution

The fourth proportional to 404,529.80, 558,253.50 and 223,246.40 is: 308,081.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,529.80 : 558,253.50 = 223,246.40 : x
  2. Step 2: Convert to fraction form
    404,529.80/558,253.50 = 223,246.40/x
  3. Step 3: Cross multiply
    404,529.80x = 558,253.50 × 223,246.40
  4. Step 4: Simplify right side
    404,529.80x = 124,628,084,162.40
  5. Step 5: Solve for x
    x = 124,628,084,162.40/404,529.80
  6. Step 6: Final answer
    x = 308,081.34

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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.