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Finding the Fourth Proportional to 249,303, 373,954.50 and 116,276.30

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Solution

The fourth proportional to 249,303, 373,954.50 and 116,276.30 is: 174,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,303 : 373,954.50 = 116,276.30 : x
  2. Step 2: Convert to fraction form
    249,303/373,954.50 = 116,276.30/x
  3. Step 3: Cross multiply
    249,303x = 373,954.50 × 116,276.30
  4. Step 4: Simplify right side
    249,303x = 43,482,045,628.35
  5. Step 5: Solve for x
    x = 43,482,045,628.35/249,303
  6. Step 6: Final answer
    x = 174,414.45

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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.