Home / 821,502.01-1,133,632.29-458,853.67

Finding the Fourth Proportional to 821,502.01, 1,133,632.29 and 458,853.67

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Solution

The fourth proportional to 821,502.01, 1,133,632.29 and 458,853.67 is: 633,195.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,502.01 : 1,133,632.29 = 458,853.67 : x
  2. Step 2: Convert to fraction form
    821,502.01/1,133,632.29 = 458,853.67/x
  3. Step 3: Cross multiply
    821,502.01x = 1,133,632.29 × 458,853.67
  4. Step 4: Simplify right side
    821,502.01x = 520,171,336,697.00
  5. Step 5: Solve for x
    x = 520,171,336,697.00/821,502.01
  6. Step 6: Final answer
    x = 633,195.45

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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.