Home / 1,695,512.61-2,543,262.44-433,338.21

Finding the Fourth Proportional to 1,695,512.61, 2,543,262.44 and 433,338.21

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Solution

The fourth proportional to 1,695,512.61, 2,543,262.44 and 433,338.21 is: 650,005.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,512.61 : 2,543,262.44 = 433,338.21 : x
  2. Step 2: Convert to fraction form
    1,695,512.61/2,543,262.44 = 433,338.21/x
  3. Step 3: Cross multiply
    1,695,512.61x = 2,543,262.44 × 433,338.21
  4. Step 4: Simplify right side
    1,695,512.61x = 1,102,092,791,143.14
  5. Step 5: Solve for x
    x = 1,102,092,791,143.14/1,695,512.61
  6. Step 6: Final answer
    x = 650,005.66

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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.