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Finding the Fourth Proportional to 546,833.60, 820,250.40 and 525,838.40

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Solution

The fourth proportional to 546,833.60, 820,250.40 and 525,838.40 is: 788,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,833.60 : 820,250.40 = 525,838.40 : x
  2. Step 2: Convert to fraction form
    546,833.60/820,250.40 = 525,838.40/x
  3. Step 3: Cross multiply
    546,833.60x = 820,250.40 × 525,838.40
  4. Step 4: Simplify right side
    546,833.60x = 431,319,157,935.36
  5. Step 5: Solve for x
    x = 431,319,157,935.36/546,833.60
  6. Step 6: Final answer
    x = 788,757.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.