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Finding the Fourth Proportional to 369,089.64, 553,581.88 and 116,337.26

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Solution

The fourth proportional to 369,089.64, 553,581.88 and 116,337.26 is: 174,489.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,089.64 : 553,581.88 = 116,337.26 : x
  2. Step 2: Convert to fraction form
    369,089.64/553,581.88 = 116,337.26/x
  3. Step 3: Cross multiply
    369,089.64x = 553,581.88 × 116,337.26
  4. Step 4: Simplify right side
    369,089.64x = 64,402,200,197.96
  5. Step 5: Solve for x
    x = 64,402,200,197.96/369,089.64
  6. Step 6: Final answer
    x = 174,489.32

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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.