Home / 834,046.08-1,151,106.57-528,150.39

Finding the Fourth Proportional to 834,046.08, 1,151,106.57 and 528,150.39

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Solution

The fourth proportional to 834,046.08, 1,151,106.57 and 528,150.39 is: 728,925.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,046.08 : 1,151,106.57 = 528,150.39 : x
  2. Step 2: Convert to fraction form
    834,046.08/1,151,106.57 = 528,150.39/x
  3. Step 3: Cross multiply
    834,046.08x = 1,151,106.57 × 528,150.39
  4. Step 4: Simplify right side
    834,046.08x = 607,957,383,877.06
  5. Step 5: Solve for x
    x = 607,957,383,877.06/834,046.08
  6. Step 6: Final answer
    x = 728,925.41

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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.