Home / 977,168.94-1,348,485.03-547,453.14

Finding the Fourth Proportional to 977,168.94, 1,348,485.03 and 547,453.14

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Solution

The fourth proportional to 977,168.94, 1,348,485.03 and 547,453.14 is: 755,480.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,168.94 : 1,348,485.03 = 547,453.14 : x
  2. Step 2: Convert to fraction form
    977,168.94/1,348,485.03 = 547,453.14/x
  3. Step 3: Cross multiply
    977,168.94x = 1,348,485.03 × 547,453.14
  4. Step 4: Simplify right side
    977,168.94x = 738,232,363,916.49
  5. Step 5: Solve for x
    x = 738,232,363,916.49/977,168.94
  6. Step 6: Final answer
    x = 755,480.79

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1.5x scale

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.