Home / 954,838.72-1,317,682.20-525,146.32

Finding the Fourth Proportional to 954,838.72, 1,317,682.20 and 525,146.32

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Solution

The fourth proportional to 954,838.72, 1,317,682.20 and 525,146.32 is: 724,704.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,838.72 : 1,317,682.20 = 525,146.32 : x
  2. Step 2: Convert to fraction form
    954,838.72/1,317,682.20 = 525,146.32/x
  3. Step 3: Cross multiply
    954,838.72x = 1,317,682.20 × 525,146.32
  4. Step 4: Simplify right side
    954,838.72x = 691,975,958,259.50
  5. Step 5: Solve for x
    x = 691,975,958,259.50/954,838.72
  6. Step 6: Final answer
    x = 724,704.54

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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.