Home / 1,047,237.05-1,570,824.19-289,124.77

Finding the Fourth Proportional to 1,047,237.05, 1,570,824.19 and 289,124.77

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Solution

The fourth proportional to 1,047,237.05, 1,570,824.19 and 289,124.77 is: 433,678.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,237.05 : 1,570,824.19 = 289,124.77 : x
  2. Step 2: Convert to fraction form
    1,047,237.05/1,570,824.19 = 289,124.77/x
  3. Step 3: Cross multiply
    1,047,237.05x = 1,570,824.19 × 289,124.77
  4. Step 4: Simplify right side
    1,047,237.05x = 454,164,181,198.56
  5. Step 5: Solve for x
    x = 454,164,181,198.56/1,047,237.05
  6. Step 6: Final answer
    x = 433,678.49

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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.