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Finding the Fourth Proportional to 588,770.20, 881,405.70 and 525,784.60

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Solution

The fourth proportional to 588,770.20, 881,405.70 and 525,784.60 is: 787,114.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,770.20 : 881,405.70 = 525,784.60 : x
  2. Step 2: Convert to fraction form
    588,770.20/881,405.70 = 525,784.60/x
  3. Step 3: Cross multiply
    588,770.20x = 881,405.70 × 525,784.60
  4. Step 4: Simplify right side
    588,770.20x = 463,429,543,412.22
  5. Step 5: Solve for x
    x = 463,429,543,412.22/588,770.20
  6. Step 6: Final answer
    x = 787,114.47

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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.