Home / 739,499.87-1,020,483-464,006.22

Finding the Fourth Proportional to 739,499.87, 1,020,483 and 464,006.22

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Solution

The fourth proportional to 739,499.87, 1,020,483 and 464,006.22 is: 640,311.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,499.87 : 1,020,483 = 464,006.22 : x
  2. Step 2: Convert to fraction form
    739,499.87/1,020,483 = 464,006.22/x
  3. Step 3: Cross multiply
    739,499.87x = 1,020,483 × 464,006.22
  4. Step 4: Simplify right side
    739,499.87x = 473,510,459,404.26
  5. Step 5: Solve for x
    x = 473,510,459,404.26/739,499.87
  6. Step 6: Final answer
    x = 640,311.76

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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.