Home / 854,384.16-1,179,056.16-467,201.28

Finding the Fourth Proportional to 854,384.16, 1,179,056.16 and 467,201.28

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Solution

The fourth proportional to 854,384.16, 1,179,056.16 and 467,201.28 is: 644,741.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,384.16 : 1,179,056.16 = 467,201.28 : x
  2. Step 2: Convert to fraction form
    854,384.16/1,179,056.16 = 467,201.28/x
  3. Step 3: Cross multiply
    854,384.16x = 1,179,056.16 × 467,201.28
  4. Step 4: Simplify right side
    854,384.16x = 550,856,547,143.89
  5. Step 5: Solve for x
    x = 550,856,547,143.89/854,384.16
  6. Step 6: Final answer
    x = 644,741.06

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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.