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Finding the Fourth Proportional to 369,277.71, 554,009.88 and 103,038.06

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Solution

The fourth proportional to 369,277.71, 554,009.88 and 103,038.06 is: 154,583.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,277.71 : 554,009.88 = 103,038.06 : x
  2. Step 2: Convert to fraction form
    369,277.71/554,009.88 = 103,038.06/x
  3. Step 3: Cross multiply
    369,277.71x = 554,009.88 × 103,038.06
  4. Step 4: Simplify right side
    369,277.71x = 57,084,103,256.03
  5. Step 5: Solve for x
    x = 57,084,103,256.03/369,277.71
  6. Step 6: Final answer
    x = 154,583.13

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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.