Home / 997,199.64-1,376,130.06-544,487.40

Finding the Fourth Proportional to 997,199.64, 1,376,130.06 and 544,487.40

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Solution

The fourth proportional to 997,199.64, 1,376,130.06 and 544,487.40 is: 751,389.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,199.64 : 1,376,130.06 = 544,487.40 : x
  2. Step 2: Convert to fraction form
    997,199.64/1,376,130.06 = 544,487.40/x
  3. Step 3: Cross multiply
    997,199.64x = 1,376,130.06 × 544,487.40
  4. Step 4: Simplify right side
    997,199.64x = 749,285,478,431.24
  5. Step 5: Solve for x
    x = 749,285,478,431.24/997,199.64
  6. Step 6: Final answer
    x = 751,389.64

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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.