Home / 914,873.59-1,262,111.55-552,181.51

Finding the Fourth Proportional to 914,873.59, 1,262,111.55 and 552,181.51

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Solution

The fourth proportional to 914,873.59, 1,262,111.55 and 552,181.51 is: 761,760.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,873.59 : 1,262,111.55 = 552,181.51 : x
  2. Step 2: Convert to fraction form
    914,873.59/1,262,111.55 = 552,181.51/x
  3. Step 3: Cross multiply
    914,873.59x = 1,262,111.55 × 552,181.51
  4. Step 4: Simplify right side
    914,873.59x = 696,914,660,974.40
  5. Step 5: Solve for x
    x = 696,914,660,974.40/914,873.59
  6. Step 6: Final answer
    x = 761,760.61

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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.