Home / 623,055.36-859,815.86-336,575.36

Finding the Fourth Proportional to 623,055.36, 859,815.86 and 336,575.36

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Solution

The fourth proportional to 623,055.36, 859,815.86 and 336,575.36 is: 464,473.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,055.36 : 859,815.86 = 336,575.36 : x
  2. Step 2: Convert to fraction form
    623,055.36/859,815.86 = 336,575.36/x
  3. Step 3: Cross multiply
    623,055.36x = 859,815.86 × 336,575.36
  4. Step 4: Simplify right side
    623,055.36x = 289,392,832,613.21
  5. Step 5: Solve for x
    x = 289,392,832,613.21/623,055.36
  6. Step 6: Final answer
    x = 464,473.71

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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.