Home / 656,631.06-906,164.71-370,151.15

Finding the Fourth Proportional to 656,631.06, 906,164.71 and 370,151.15

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Solution

The fourth proportional to 656,631.06, 906,164.71 and 370,151.15 is: 510,816.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,631.06 : 906,164.71 = 370,151.15 : x
  2. Step 2: Convert to fraction form
    656,631.06/906,164.71 = 370,151.15/x
  3. Step 3: Cross multiply
    656,631.06x = 906,164.71 × 370,151.15
  4. Step 4: Simplify right side
    656,631.06x = 335,417,903,114.34
  5. Step 5: Solve for x
    x = 335,417,903,114.34/656,631.06
  6. Step 6: Final answer
    x = 510,816.38

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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.