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Finding the Fourth Proportional to 370,875.60, 556,572.60 and 160,664.40

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Solution

The fourth proportional to 370,875.60, 556,572.60 and 160,664.40 is: 241,108.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,875.60 : 556,572.60 = 160,664.40 : x
  2. Step 2: Convert to fraction form
    370,875.60/556,572.60 = 160,664.40/x
  3. Step 3: Cross multiply
    370,875.60x = 556,572.60 × 160,664.40
  4. Step 4: Simplify right side
    370,875.60x = 89,421,402,835.44
  5. Step 5: Solve for x
    x = 89,421,402,835.44/370,875.60
  6. Step 6: Final answer
    x = 241,108.89

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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.