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Finding the Fourth Proportional to 249,787.50, 374,804.27 and 116,648.40

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Solution

The fourth proportional to 249,787.50, 374,804.27 and 116,648.40 is: 175,030.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,787.50 : 374,804.27 = 116,648.40 : x
  2. Step 2: Convert to fraction form
    249,787.50/374,804.27 = 116,648.40/x
  3. Step 3: Cross multiply
    249,787.50x = 374,804.27 × 116,648.40
  4. Step 4: Simplify right side
    249,787.50x = 43,720,317,825.43
  5. Step 5: Solve for x
    x = 43,720,317,825.43/249,787.50
  6. Step 6: Final answer
    x = 175,030.05

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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.