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Finding the Fourth Proportional to 538,869.84, 808,148.60 and 183,875.92

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Solution

The fourth proportional to 538,869.84, 808,148.60 and 183,875.92 is: 275,760.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,869.84 : 808,148.60 = 183,875.92 : x
  2. Step 2: Convert to fraction form
    538,869.84/808,148.60 = 183,875.92/x
  3. Step 3: Cross multiply
    538,869.84x = 808,148.60 × 183,875.92
  4. Step 4: Simplify right side
    538,869.84x = 148,599,067,321.71
  5. Step 5: Solve for x
    x = 148,599,067,321.71/538,869.84
  6. Step 6: Final answer
    x = 275,760.59

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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.