Home / 836,000.05-1,153,686.84-454,029.57

Finding the Fourth Proportional to 836,000.05, 1,153,686.84 and 454,029.57

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Solution

The fourth proportional to 836,000.05, 1,153,686.84 and 454,029.57 is: 626,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,000.05 : 1,153,686.84 = 454,029.57 : x
  2. Step 2: Convert to fraction form
    836,000.05/1,153,686.84 = 454,029.57/x
  3. Step 3: Cross multiply
    836,000.05x = 1,153,686.84 × 454,029.57
  4. Step 4: Simplify right side
    836,000.05x = 523,807,939,879.86
  5. Step 5: Solve for x
    x = 523,807,939,879.86/836,000.05
  6. Step 6: Final answer
    x = 626,564.48

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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.