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Finding the Fourth Proportional to 572,973.44, 790,700.68 and 314,866.42

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Solution

The fourth proportional to 572,973.44, 790,700.68 and 314,866.42 is: 434,514.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,973.44 : 790,700.68 = 314,866.42 : x
  2. Step 2: Convert to fraction form
    572,973.44/790,700.68 = 314,866.42/x
  3. Step 3: Cross multiply
    572,973.44x = 790,700.68 × 314,866.42
  4. Step 4: Simplify right side
    572,973.44x = 248,965,092,403.17
  5. Step 5: Solve for x
    x = 248,965,092,403.17/572,973.44
  6. Step 6: Final answer
    x = 434,514.19

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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.