Home / 954,370.30-1,430,505.69-393,098.62

Finding the Fourth Proportional to 954,370.30, 1,430,505.69 and 393,098.62

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Solution

The fourth proportional to 954,370.30, 1,430,505.69 and 393,098.62 is: 589,215.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,370.30 : 1,430,505.69 = 393,098.62 : x
  2. Step 2: Convert to fraction form
    954,370.30/1,430,505.69 = 393,098.62/x
  3. Step 3: Cross multiply
    954,370.30x = 1,430,505.69 × 393,098.62
  4. Step 4: Simplify right side
    954,370.30x = 562,329,812,641.15
  5. Step 5: Solve for x
    x = 562,329,812,641.15/954,370.30
  6. Step 6: Final answer
    x = 589,215.54

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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.