Home / 588,606.09-812,028.63-370,428.27

Finding the Fourth Proportional to 588,606.09, 812,028.63 and 370,428.27

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Solution

The fourth proportional to 588,606.09, 812,028.63 and 370,428.27 is: 511,035.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,606.09 : 812,028.63 = 370,428.27 : x
  2. Step 2: Convert to fraction form
    588,606.09/812,028.63 = 370,428.27/x
  3. Step 3: Cross multiply
    588,606.09x = 812,028.63 × 370,428.27
  4. Step 4: Simplify right side
    588,606.09x = 300,798,360,601.37
  5. Step 5: Solve for x
    x = 300,798,360,601.37/588,606.09
  6. Step 6: Final answer
    x = 511,035.08

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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.