Home / 834,048.58-1,151,110.02-528,152.89

Finding the Fourth Proportional to 834,048.58, 1,151,110.02 and 528,152.89

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Solution

The fourth proportional to 834,048.58, 1,151,110.02 and 528,152.89 is: 728,928.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,048.58 : 1,151,110.02 = 528,152.89 : x
  2. Step 2: Convert to fraction form
    834,048.58/1,151,110.02 = 528,152.89/x
  3. Step 3: Cross multiply
    834,048.58x = 1,151,110.02 × 528,152.89
  4. Step 4: Simplify right side
    834,048.58x = 607,962,083,770.96
  5. Step 5: Solve for x
    x = 607,962,083,770.96/834,048.58
  6. Step 6: Final answer
    x = 728,928.86

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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.