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Finding the Fourth Proportional to 535,635.60, 803,453.40 and 527,762.40

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Solution

The fourth proportional to 535,635.60, 803,453.40 and 527,762.40 is: 791,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,635.60 : 803,453.40 = 527,762.40 : x
  2. Step 2: Convert to fraction form
    535,635.60/803,453.40 = 527,762.40/x
  3. Step 3: Cross multiply
    535,635.60x = 803,453.40 × 527,762.40
  4. Step 4: Simplify right side
    535,635.60x = 424,032,494,672.16
  5. Step 5: Solve for x
    x = 424,032,494,672.16/535,635.60
  6. Step 6: Final answer
    x = 791,643.60

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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.