Home / 834,784.80-1,151,998.92-467,263.68

Finding the Fourth Proportional to 834,784.80, 1,151,998.92 and 467,263.68

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Solution

The fourth proportional to 834,784.80, 1,151,998.92 and 467,263.68 is: 644,821.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,784.80 : 1,151,998.92 = 467,263.68 : x
  2. Step 2: Convert to fraction form
    834,784.80/1,151,998.92 = 467,263.68/x
  3. Step 3: Cross multiply
    834,784.80x = 1,151,998.92 × 467,263.68
  4. Step 4: Simplify right side
    834,784.80x = 538,287,254,715.23
  5. Step 5: Solve for x
    x = 538,287,254,715.23/834,784.80
  6. Step 6: Final answer
    x = 644,821.58

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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.