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Finding the Fourth Proportional to 369,925.36, 554,904.18 and 117,224.47

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Solution

The fourth proportional to 369,925.36, 554,904.18 and 117,224.47 is: 175,841.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,925.36 : 554,904.18 = 117,224.47 : x
  2. Step 2: Convert to fraction form
    369,925.36/554,904.18 = 117,224.47/x
  3. Step 3: Cross multiply
    369,925.36x = 554,904.18 × 117,224.47
  4. Step 4: Simplify right side
    369,925.36x = 65,048,347,014.02
  5. Step 5: Solve for x
    x = 65,048,347,014.02/369,925.36
  6. Step 6: Final answer
    x = 175,841.82

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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.