Home / 414,146.04-570,111.12-306,513.24

Finding the Fourth Proportional to 414,146.04, 570,111.12 and 306,513.24

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Solution

The fourth proportional to 414,146.04, 570,111.12 and 306,513.24 is: 421,944.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,146.04 : 570,111.12 = 306,513.24 : x
  2. Step 2: Convert to fraction form
    414,146.04/570,111.12 = 306,513.24/x
  3. Step 3: Cross multiply
    414,146.04x = 570,111.12 × 306,513.24
  4. Step 4: Simplify right side
    414,146.04x = 174,746,606,551.23
  5. Step 5: Solve for x
    x = 174,746,606,551.23/414,146.04
  6. Step 6: Final answer
    x = 421,944.41

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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.