Home / 445,528.40-668,292.60-113,104.40

Finding the Fourth Proportional to 445,528.40, 668,292.60 and 113,104.40

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Solution

The fourth proportional to 445,528.40, 668,292.60 and 113,104.40 is: 169,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,528.40 : 668,292.60 = 113,104.40 : x
  2. Step 2: Convert to fraction form
    445,528.40/668,292.60 = 113,104.40/x
  3. Step 3: Cross multiply
    445,528.40x = 668,292.60 × 113,104.40
  4. Step 4: Simplify right side
    445,528.40x = 75,586,833,547.44
  5. Step 5: Solve for x
    x = 75,586,833,547.44/445,528.40
  6. Step 6: Final answer
    x = 169,656.60

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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.