Home / 973,699.43-1,343,768.27-543,981.87

Finding the Fourth Proportional to 973,699.43, 1,343,768.27 and 543,981.87

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Solution

The fourth proportional to 973,699.43, 1,343,768.27 and 543,981.87 is: 750,730.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,699.43 : 1,343,768.27 = 543,981.87 : x
  2. Step 2: Convert to fraction form
    973,699.43/1,343,768.27 = 543,981.87/x
  3. Step 3: Cross multiply
    973,699.43x = 1,343,768.27 × 543,981.87
  4. Step 4: Simplify right side
    973,699.43x = 730,985,573,641.36
  5. Step 5: Solve for x
    x = 730,985,573,641.36/973,699.43
  6. Step 6: Final answer
    x = 750,730.21

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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.