Home / 771,223.08-1,064,298.72-444,355.44

Finding the Fourth Proportional to 771,223.08, 1,064,298.72 and 444,355.44

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Solution

The fourth proportional to 771,223.08, 1,064,298.72 and 444,355.44 is: 613,216.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,223.08 : 1,064,298.72 = 444,355.44 : x
  2. Step 2: Convert to fraction form
    771,223.08/1,064,298.72 = 444,355.44/x
  3. Step 3: Cross multiply
    771,223.08x = 1,064,298.72 × 444,355.44
  4. Step 4: Simplify right side
    771,223.08x = 472,926,926,017.04
  5. Step 5: Solve for x
    x = 472,926,926,017.04/771,223.08
  6. Step 6: Final answer
    x = 613,216.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.