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Finding the Fourth Proportional to 435,854.10, 652,563.10 and 235,456.54

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Solution

The fourth proportional to 435,854.10, 652,563.10 and 235,456.54 is: 352,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,854.10 : 652,563.10 = 235,456.54 : x
  2. Step 2: Convert to fraction form
    435,854.10/652,563.10 = 235,456.54/x
  3. Step 3: Cross multiply
    435,854.10x = 652,563.10 × 235,456.54
  4. Step 4: Simplify right side
    435,854.10x = 153,650,249,657.67
  5. Step 5: Solve for x
    x = 153,650,249,657.67/435,854.10
  6. Step 6: Final answer
    x = 352,526.80

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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.