Home / 964,772.10-1,331,467.27-535,190.63

Finding the Fourth Proportional to 964,772.10, 1,331,467.27 and 535,190.63

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Solution

The fourth proportional to 964,772.10, 1,331,467.27 and 535,190.63 is: 738,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,772.10 : 1,331,467.27 = 535,190.63 : x
  2. Step 2: Convert to fraction form
    964,772.10/1,331,467.27 = 535,190.63/x
  3. Step 3: Cross multiply
    964,772.10x = 1,331,467.27 × 535,190.63
  4. Step 4: Simplify right side
    964,772.10x = 712,588,799,060.37
  5. Step 5: Solve for x
    x = 712,588,799,060.37/964,772.10
  6. Step 6: Final answer
    x = 738,608.42

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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.