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Finding the Fourth Proportional to 1,054,841.03, 1,583,301.05 and 751,572.02

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Solution

The fourth proportional to 1,054,841.03, 1,583,301.05 and 751,572.02 is: 1,128,098.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,841.03 : 1,583,301.05 = 751,572.02 : x
  2. Step 2: Convert to fraction form
    1,054,841.03/1,583,301.05 = 751,572.02/x
  3. Step 3: Cross multiply
    1,054,841.03x = 1,583,301.05 × 751,572.02
  4. Step 4: Simplify right side
    1,054,841.03x = 1,189,964,756,742.26
  5. Step 5: Solve for x
    x = 1,189,964,756,742.26/1,054,841.03
  6. Step 6: Final answer
    x = 1,128,098.67

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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.