Home / 314,302.26-471,526.59-89,665.77

Finding the Fourth Proportional to 314,302.26, 471,526.59 and 89,665.77

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Solution

The fourth proportional to 314,302.26, 471,526.59 and 89,665.77 is: 134,519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,302.26 : 471,526.59 = 89,665.77 : x
  2. Step 2: Convert to fraction form
    314,302.26/471,526.59 = 89,665.77/x
  3. Step 3: Cross multiply
    314,302.26x = 471,526.59 × 89,665.77
  4. Step 4: Simplify right side
    314,302.26x = 42,279,794,767.82
  5. Step 5: Solve for x
    x = 42,279,794,767.82/314,302.26
  6. Step 6: Final answer
    x = 134,519.54

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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.