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Finding the Fourth Proportional to 369,592.48, 554,423.73 and 103,352.95

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Solution

The fourth proportional to 369,592.48, 554,423.73 and 103,352.95 is: 155,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,592.48 : 554,423.73 = 103,352.95 : x
  2. Step 2: Convert to fraction form
    369,592.48/554,423.73 = 103,352.95/x
  3. Step 3: Cross multiply
    369,592.48x = 554,423.73 × 103,352.95
  4. Step 4: Simplify right side
    369,592.48x = 57,301,328,045.50
  5. Step 5: Solve for x
    x = 57,301,328,045.50/369,592.48
  6. Step 6: Final answer
    x = 155,039.22

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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.