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Finding the Fourth Proportional to 223,607.60, 334,536.60 and 144,875.60

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Solution

The fourth proportional to 223,607.60, 334,536.60 and 144,875.60 is: 216,746.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,607.60 : 334,536.60 = 144,875.60 : x
  2. Step 2: Convert to fraction form
    223,607.60/334,536.60 = 144,875.60/x
  3. Step 3: Cross multiply
    223,607.60x = 334,536.60 × 144,875.60
  4. Step 4: Simplify right side
    223,607.60x = 48,466,190,646.96
  5. Step 5: Solve for x
    x = 48,466,190,646.96/223,607.60
  6. Step 6: Final answer
    x = 216,746.62

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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.