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Finding the Fourth Proportional to 1,054,838.03, 1,583,296.55 and 751,569.01

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Solution

The fourth proportional to 1,054,838.03, 1,583,296.55 and 751,569.01 is: 1,128,094.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,838.03 : 1,583,296.55 = 751,569.01 : x
  2. Step 2: Convert to fraction form
    1,054,838.03/1,583,296.55 = 751,569.01/x
  3. Step 3: Cross multiply
    1,054,838.03x = 1,583,296.55 × 751,569.01
  4. Step 4: Simplify right side
    1,054,838.03x = 1,189,956,615,722.21
  5. Step 5: Solve for x
    x = 1,189,956,615,722.21/1,054,838.03
  6. Step 6: Final answer
    x = 1,128,094.16

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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.