Home / 836,886.96-1,154,903.13-454,916.48

Finding the Fourth Proportional to 836,886.96, 1,154,903.13 and 454,916.48

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Solution

The fourth proportional to 836,886.96, 1,154,903.13 and 454,916.48 is: 627,784.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,886.96 : 1,154,903.13 = 454,916.48 : x
  2. Step 2: Convert to fraction form
    836,886.96/1,154,903.13 = 454,916.48/x
  3. Step 3: Cross multiply
    836,886.96x = 1,154,903.13 × 454,916.48
  4. Step 4: Simplify right side
    836,886.96x = 525,384,460,866.07
  5. Step 5: Solve for x
    x = 525,384,460,866.07/836,886.96
  6. Step 6: Final answer
    x = 627,784.26

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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.