Home / 1,281,050.28-1,921,796.52-523,303.32

Finding the Fourth Proportional to 1,281,050.28, 1,921,796.52 and 523,303.32

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Solution

The fourth proportional to 1,281,050.28, 1,921,796.52 and 523,303.32 is: 785,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,050.28 : 1,921,796.52 = 523,303.32 : x
  2. Step 2: Convert to fraction form
    1,281,050.28/1,921,796.52 = 523,303.32/x
  3. Step 3: Cross multiply
    1,281,050.28x = 1,921,796.52 × 523,303.32
  4. Step 4: Simplify right side
    1,281,050.28x = 1,005,682,499,280.45
  5. Step 5: Solve for x
    x = 1,005,682,499,280.45/1,281,050.28
  6. Step 6: Final answer
    x = 785,045.30

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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.