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Finding the Fourth Proportional to 575,148.71, 793,640.16 and 333,381.33

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Solution

The fourth proportional to 575,148.71, 793,640.16 and 333,381.33 is: 460,028.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,148.71 : 793,640.16 = 333,381.33 : x
  2. Step 2: Convert to fraction form
    575,148.71/793,640.16 = 333,381.33/x
  3. Step 3: Cross multiply
    575,148.71x = 793,640.16 × 333,381.33
  4. Step 4: Simplify right side
    575,148.71x = 264,584,812,082.21
  5. Step 5: Solve for x
    x = 264,584,812,082.21/575,148.71
  6. Step 6: Final answer
    x = 460,028.52

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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.