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Finding the Fourth Proportional to 371,000.75, 556,359.26 and 202,430.97

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Solution

The fourth proportional to 371,000.75, 556,359.26 and 202,430.97 is: 303,569.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,000.75 : 556,359.26 = 202,430.97 : x
  2. Step 2: Convert to fraction form
    371,000.75/556,359.26 = 202,430.97/x
  3. Step 3: Cross multiply
    371,000.75x = 556,359.26 × 202,430.97
  4. Step 4: Simplify right side
    371,000.75x = 112,624,346,139.34
  5. Step 5: Solve for x
    x = 112,624,346,139.34/371,000.75
  6. Step 6: Final answer
    x = 303,569.06

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1.5x scale

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.