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Finding the Fourth Proportional to 574,684.08, 793,032.96 and 316,552.50

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Solution

The fourth proportional to 574,684.08, 793,032.96 and 316,552.50 is: 436,825.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,684.08 : 793,032.96 = 316,552.50 : x
  2. Step 2: Convert to fraction form
    574,684.08/793,032.96 = 316,552.50/x
  3. Step 3: Cross multiply
    574,684.08x = 793,032.96 × 316,552.50
  4. Step 4: Simplify right side
    574,684.08x = 251,036,566,070.40
  5. Step 5: Solve for x
    x = 251,036,566,070.40/574,684.08
  6. Step 6: Final answer
    x = 436,825.34

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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.