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Finding the Fourth Proportional to 671,620.44, 926,901.60 and 501,559.32

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Solution

The fourth proportional to 671,620.44, 926,901.60 and 501,559.32 is: 692,200.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,620.44 : 926,901.60 = 501,559.32 : x
  2. Step 2: Convert to fraction form
    671,620.44/926,901.60 = 501,559.32/x
  3. Step 3: Cross multiply
    671,620.44x = 926,901.60 × 501,559.32
  4. Step 4: Simplify right side
    671,620.44x = 464,896,136,202.91
  5. Step 5: Solve for x
    x = 464,896,136,202.91/671,620.44
  6. Step 6: Final answer
    x = 692,200.70

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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.