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Finding the Fourth Proportional to 706,752.52, 975,300.90 and 404,927.08

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Solution

The fourth proportional to 706,752.52, 975,300.90 and 404,927.08 is: 558,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,752.52 : 975,300.90 = 404,927.08 : x
  2. Step 2: Convert to fraction form
    706,752.52/975,300.90 = 404,927.08/x
  3. Step 3: Cross multiply
    706,752.52x = 975,300.90 × 404,927.08
  4. Step 4: Simplify right side
    706,752.52x = 394,925,745,558.37
  5. Step 5: Solve for x
    x = 394,925,745,558.37/706,752.52
  6. Step 6: Final answer
    x = 558,789.30

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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.