Home / 838,441.71-1,256,087.91-650,534.67

Finding the Fourth Proportional to 838,441.71, 1,256,087.91 and 650,534.67

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Solution

The fourth proportional to 838,441.71, 1,256,087.91 and 650,534.67 is: 974,580.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,441.71 : 1,256,087.91 = 650,534.67 : x
  2. Step 2: Convert to fraction form
    838,441.71/1,256,087.91 = 650,534.67/x
  3. Step 3: Cross multiply
    838,441.71x = 1,256,087.91 × 650,534.67
  4. Step 4: Simplify right side
    838,441.71x = 817,128,734,022.84
  5. Step 5: Solve for x
    x = 817,128,734,022.84/838,441.71
  6. Step 6: Final answer
    x = 974,580.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.