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Finding the Fourth Proportional to 183,491.60, 257,063.20 and 183,491.60

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Solution

The fourth proportional to 183,491.60, 257,063.20 and 183,491.60 is: 257,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,491.60 : 257,063.20 = 183,491.60 : x
  2. Step 2: Convert to fraction form
    183,491.60/257,063.20 = 183,491.60/x
  3. Step 3: Cross multiply
    183,491.60x = 257,063.20 × 183,491.60
  4. Step 4: Simplify right side
    183,491.60x = 47,168,937,869.12
  5. Step 5: Solve for x
    x = 47,168,937,869.12/183,491.60
  6. Step 6: Final answer
    x = 257,063.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.