Home / 973,390.08-1,343,264.16-543,676.32

Finding the Fourth Proportional to 973,390.08, 1,343,264.16 and 543,676.32

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Solution

The fourth proportional to 973,390.08, 1,343,264.16 and 543,676.32 is: 750,265.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,390.08 : 1,343,264.16 = 543,676.32 : x
  2. Step 2: Convert to fraction form
    973,390.08/1,343,264.16 = 543,676.32/x
  3. Step 3: Cross multiply
    973,390.08x = 1,343,264.16 × 543,676.32
  4. Step 4: Simplify right side
    973,390.08x = 730,300,915,296.69
  5. Step 5: Solve for x
    x = 730,300,915,296.69/973,390.08
  6. Step 6: Final answer
    x = 750,265.42

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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.