Home / 980,624.54-1,353,253.83-550,895.62

Finding the Fourth Proportional to 980,624.54, 1,353,253.83 and 550,895.62

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Solution

The fourth proportional to 980,624.54, 1,353,253.83 and 550,895.62 is: 760,231.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,624.54 : 1,353,253.83 = 550,895.62 : x
  2. Step 2: Convert to fraction form
    980,624.54/1,353,253.83 = 550,895.62/x
  3. Step 3: Cross multiply
    980,624.54x = 1,353,253.83 × 550,895.62
  4. Step 4: Simplify right side
    980,624.54x = 745,501,607,695.23
  5. Step 5: Solve for x
    x = 745,501,607,695.23/980,624.54
  6. Step 6: Final answer
    x = 760,231.44

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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.