Home / 1,104,384.78-1,656,576.36-356,430.78

Finding the Fourth Proportional to 1,104,384.78, 1,656,576.36 and 356,430.78

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Solution

The fourth proportional to 1,104,384.78, 1,656,576.36 and 356,430.78 is: 534,645.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,384.78 : 1,656,576.36 = 356,430.78 : x
  2. Step 2: Convert to fraction form
    1,104,384.78/1,656,576.36 = 356,430.78/x
  3. Step 3: Cross multiply
    1,104,384.78x = 1,656,576.36 × 356,430.78
  4. Step 4: Simplify right side
    1,104,384.78x = 590,454,804,124.36
  5. Step 5: Solve for x
    x = 590,454,804,124.36/1,104,384.78
  6. Step 6: Final answer
    x = 534,645.91

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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.