Home / 836,108.64-1,153,845.12-473,607.77

Finding the Fourth Proportional to 836,108.64, 1,153,845.12 and 473,607.77

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Solution

The fourth proportional to 836,108.64, 1,153,845.12 and 473,607.77 is: 653,587.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,108.64 : 1,153,845.12 = 473,607.77 : x
  2. Step 2: Convert to fraction form
    836,108.64/1,153,845.12 = 473,607.77/x
  3. Step 3: Cross multiply
    836,108.64x = 1,153,845.12 × 473,607.77
  4. Step 4: Simplify right side
    836,108.64x = 546,470,008,439.36
  5. Step 5: Solve for x
    x = 546,470,008,439.36/836,108.64
  6. Step 6: Final answer
    x = 653,587.32

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Double scale
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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.