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Finding the Fourth Proportional to 575,109.24, 793,640.10 and 313,466.77

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Solution

The fourth proportional to 575,109.24, 793,640.10 and 313,466.77 is: 432,578.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,109.24 : 793,640.10 = 313,466.77 : x
  2. Step 2: Convert to fraction form
    575,109.24/793,640.10 = 313,466.77/x
  3. Step 3: Cross multiply
    575,109.24x = 793,640.10 × 313,466.77
  4. Step 4: Simplify right side
    575,109.24x = 248,779,798,689.48
  5. Step 5: Solve for x
    x = 248,779,798,689.48/575,109.24
  6. Step 6: Final answer
    x = 432,578.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.