Home / 836,788.29-1,154,792.19-474,200.09

Finding the Fourth Proportional to 836,788.29, 1,154,792.19 and 474,200.09

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Solution

The fourth proportional to 836,788.29, 1,154,792.19 and 474,200.09 is: 654,409.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,788.29 : 1,154,792.19 = 474,200.09 : x
  2. Step 2: Convert to fraction form
    836,788.29/1,154,792.19 = 474,200.09/x
  3. Step 3: Cross multiply
    836,788.29x = 1,154,792.19 × 474,200.09
  4. Step 4: Simplify right side
    836,788.29x = 547,602,560,429.30
  5. Step 5: Solve for x
    x = 547,602,560,429.30/836,788.29
  6. Step 6: Final answer
    x = 654,409.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.