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Finding the Fourth Proportional to 430,993.48, 594,771.02 and 249,810.52

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Solution

The fourth proportional to 430,993.48, 594,771.02 and 249,810.52 is: 344,738.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,993.48 : 594,771.02 = 249,810.52 : x
  2. Step 2: Convert to fraction form
    430,993.48/594,771.02 = 249,810.52/x
  3. Step 3: Cross multiply
    430,993.48x = 594,771.02 × 249,810.52
  4. Step 4: Simplify right side
    430,993.48x = 148,580,057,787.13
  5. Step 5: Solve for x
    x = 148,580,057,787.13/430,993.48
  6. Step 6: Final answer
    x = 344,738.53

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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.