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Finding the Fourth Proportional to 575,429.90, 804,552.10 and 575,429.90

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Solution

The fourth proportional to 575,429.90, 804,552.10 and 575,429.90 is: 804,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,429.90 : 804,552.10 = 575,429.90 : x
  2. Step 2: Convert to fraction form
    575,429.90/804,552.10 = 575,429.90/x
  3. Step 3: Cross multiply
    575,429.90x = 804,552.10 × 575,429.90
  4. Step 4: Simplify right side
    575,429.90x = 462,963,334,447.79
  5. Step 5: Solve for x
    x = 462,963,334,447.79/575,429.90
  6. Step 6: Final answer
    x = 804,552.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.