Home / 650,605.08-897,929.64-374,909.52

Finding the Fourth Proportional to 650,605.08, 897,929.64 and 374,909.52

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Solution

The fourth proportional to 650,605.08, 897,929.64 and 374,909.52 is: 517,429.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,605.08 : 897,929.64 = 374,909.52 : x
  2. Step 2: Convert to fraction form
    650,605.08/897,929.64 = 374,909.52/x
  3. Step 3: Cross multiply
    650,605.08x = 897,929.64 × 374,909.52
  4. Step 4: Simplify right side
    650,605.08x = 336,642,370,326.17
  5. Step 5: Solve for x
    x = 336,642,370,326.17/650,605.08
  6. Step 6: Final answer
    x = 517,429.67

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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.