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Finding the Fourth Proportional to 404,336.58, 557,975.57 and 223,048.67

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Solution

The fourth proportional to 404,336.58, 557,975.57 and 223,048.67 is: 307,802.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,336.58 : 557,975.57 = 223,048.67 : x
  2. Step 2: Convert to fraction form
    404,336.58/557,975.57 = 223,048.67/x
  3. Step 3: Cross multiply
    404,336.58x = 557,975.57 × 223,048.67
  4. Step 4: Simplify right side
    404,336.58x = 124,455,704,875.87
  5. Step 5: Solve for x
    x = 124,455,704,875.87/404,336.58
  6. Step 6: Final answer
    x = 307,802.24

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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.