Home / 1,112,456.69-1,668,601.20-354,267.53

Finding the Fourth Proportional to 1,112,456.69, 1,668,601.20 and 354,267.53

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Solution

The fourth proportional to 1,112,456.69, 1,668,601.20 and 354,267.53 is: 531,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,456.69 : 1,668,601.20 = 354,267.53 : x
  2. Step 2: Convert to fraction form
    1,112,456.69/1,668,601.20 = 354,267.53/x
  3. Step 3: Cross multiply
    1,112,456.69x = 1,668,601.20 × 354,267.53
  4. Step 4: Simplify right side
    1,112,456.69x = 591,131,225,679.04
  5. Step 5: Solve for x
    x = 591,131,225,679.04/1,112,456.69
  6. Step 6: Final answer
    x = 531,374.60

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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.