Home / 834,182.16-1,151,010.96-528,043.20

Finding the Fourth Proportional to 834,182.16, 1,151,010.96 and 528,043.20

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Solution

The fourth proportional to 834,182.16, 1,151,010.96 and 528,043.20 is: 728,598.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,182.16 : 1,151,010.96 = 528,043.20 : x
  2. Step 2: Convert to fraction form
    834,182.16/1,151,010.96 = 528,043.20/x
  3. Step 3: Cross multiply
    834,182.16x = 1,151,010.96 × 528,043.20
  4. Step 4: Simplify right side
    834,182.16x = 607,783,510,553.47
  5. Step 5: Solve for x
    x = 607,783,510,553.47/834,182.16
  6. Step 6: Final answer
    x = 728,598.07

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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.