Home / 814,030.36-1,123,429.14-451,571.08

Finding the Fourth Proportional to 814,030.36, 1,123,429.14 and 451,571.08

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Solution

The fourth proportional to 814,030.36, 1,123,429.14 and 451,571.08 is: 623,205.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,030.36 : 1,123,429.14 = 451,571.08 : x
  2. Step 2: Convert to fraction form
    814,030.36/1,123,429.14 = 451,571.08/x
  3. Step 3: Cross multiply
    814,030.36x = 1,123,429.14 × 451,571.08
  4. Step 4: Simplify right side
    814,030.36x = 507,308,110,053.27
  5. Step 5: Solve for x
    x = 507,308,110,053.27/814,030.36
  6. Step 6: Final answer
    x = 623,205.39

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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.