Home / 404,290.28-557,923.22-223,007.08

Finding the Fourth Proportional to 404,290.28, 557,923.22 and 223,007.08

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Solution

The fourth proportional to 404,290.28, 557,923.22 and 223,007.08 is: 307,751.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,290.28 : 557,923.22 = 223,007.08 : x
  2. Step 2: Convert to fraction form
    404,290.28/557,923.22 = 223,007.08/x
  3. Step 3: Cross multiply
    404,290.28x = 557,923.22 × 223,007.08
  4. Step 4: Simplify right side
    404,290.28x = 124,420,828,156.40
  5. Step 5: Solve for x
    x = 124,420,828,156.40/404,290.28
  6. Step 6: Final answer
    x = 307,751.22

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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.