Home / 830,216.30-1,243,356.15-830,216.30

Finding the Fourth Proportional to 830,216.30, 1,243,356.15 and 830,216.30

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Solution

The fourth proportional to 830,216.30, 1,243,356.15 and 830,216.30 is: 1,243,356.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,216.30 : 1,243,356.15 = 830,216.30 : x
  2. Step 2: Convert to fraction form
    830,216.30/1,243,356.15 = 830,216.30/x
  3. Step 3: Cross multiply
    830,216.30x = 1,243,356.15 × 830,216.30
  4. Step 4: Simplify right side
    830,216.30x = 1,032,254,542,435.25
  5. Step 5: Solve for x
    x = 1,032,254,542,435.25/830,216.30
  6. Step 6: Final answer
    x = 1,243,356.15

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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.