Home / 1,038,228.36-1,557,343.98-290,273.64

Finding the Fourth Proportional to 1,038,228.36, 1,557,343.98 and 290,273.64

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Solution

The fourth proportional to 1,038,228.36, 1,557,343.98 and 290,273.64 is: 435,410.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,228.36 : 1,557,343.98 = 290,273.64 : x
  2. Step 2: Convert to fraction form
    1,038,228.36/1,557,343.98 = 290,273.64/x
  3. Step 3: Cross multiply
    1,038,228.36x = 1,557,343.98 × 290,273.64
  4. Step 4: Simplify right side
    1,038,228.36x = 452,055,905,806.69
  5. Step 5: Solve for x
    x = 452,055,905,806.69/1,038,228.36
  6. Step 6: Final answer
    x = 435,410.86

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1.5x scale

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.