Home / 1,012,886.40-1,519,110.90-444,266.40

Finding the Fourth Proportional to 1,012,886.40, 1,519,110.90 and 444,266.40

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Solution

The fourth proportional to 1,012,886.40, 1,519,110.90 and 444,266.40 is: 666,303.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,886.40 : 1,519,110.90 = 444,266.40 : x
  2. Step 2: Convert to fraction form
    1,012,886.40/1,519,110.90 = 444,266.40/x
  3. Step 3: Cross multiply
    1,012,886.40x = 1,519,110.90 × 444,266.40
  4. Step 4: Simplify right side
    1,012,886.40x = 674,889,930,743.76
  5. Step 5: Solve for x
    x = 674,889,930,743.76/1,012,886.40
  6. Step 6: Final answer
    x = 666,303.68

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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.