Home / 1,127,790.55-1,691,010.25-358,956.16

Finding the Fourth Proportional to 1,127,790.55, 1,691,010.25 and 358,956.16

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Solution

The fourth proportional to 1,127,790.55, 1,691,010.25 and 358,956.16 is: 538,219.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,790.55 : 1,691,010.25 = 358,956.16 : x
  2. Step 2: Convert to fraction form
    1,127,790.55/1,691,010.25 = 358,956.16/x
  3. Step 3: Cross multiply
    1,127,790.55x = 1,691,010.25 × 358,956.16
  4. Step 4: Simplify right side
    1,127,790.55x = 606,998,551,257.22
  5. Step 5: Solve for x
    x = 606,998,551,257.22/1,127,790.55
  6. Step 6: Final answer
    x = 538,219.22

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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.