Home / 836,676.08-1,154,621.90-454,702.85

Finding the Fourth Proportional to 836,676.08, 1,154,621.90 and 454,702.85

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Solution

The fourth proportional to 836,676.08, 1,154,621.90 and 454,702.85 is: 627,494.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,676.08 : 1,154,621.90 = 454,702.85 : x
  2. Step 2: Convert to fraction form
    836,676.08/1,154,621.90 = 454,702.85/x
  3. Step 3: Cross multiply
    836,676.08x = 1,154,621.90 × 454,702.85
  4. Step 4: Simplify right side
    836,676.08x = 525,009,866,328.90
  5. Step 5: Solve for x
    x = 525,009,866,328.90/836,676.08
  6. Step 6: Final answer
    x = 627,494.77

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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.