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Finding the Fourth Proportional to 534,852.28, 801,988.64 and 234,981.77

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Solution

The fourth proportional to 534,852.28, 801,988.64 and 234,981.77 is: 352,345.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,852.28 : 801,988.64 = 234,981.77 : x
  2. Step 2: Convert to fraction form
    534,852.28/801,988.64 = 234,981.77/x
  3. Step 3: Cross multiply
    534,852.28x = 801,988.64 × 234,981.77
  4. Step 4: Simplify right side
    534,852.28x = 188,452,710,147.09
  5. Step 5: Solve for x
    x = 188,452,710,147.09/534,852.28
  6. Step 6: Final answer
    x = 352,345.34

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1.5x scale

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.