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Finding the Fourth Proportional to 535,697.65, 798,813.53 and 530,889.49

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Solution

The fourth proportional to 535,697.65, 798,813.53 and 530,889.49 is: 791,643.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,697.65 : 798,813.53 = 530,889.49 : x
  2. Step 2: Convert to fraction form
    535,697.65/798,813.53 = 530,889.49/x
  3. Step 3: Cross multiply
    535,697.65x = 798,813.53 × 530,889.49
  4. Step 4: Simplify right side
    535,697.65x = 424,081,704,892.35
  5. Step 5: Solve for x
    x = 424,081,704,892.35/535,697.65
  6. Step 6: Final answer
    x = 791,643.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.