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Finding the Fourth Proportional to 573,321.42, 859,984.02 and 173,965.50

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Solution

The fourth proportional to 573,321.42, 859,984.02 and 173,965.50 is: 260,948.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,321.42 : 859,984.02 = 173,965.50 : x
  2. Step 2: Convert to fraction form
    573,321.42/859,984.02 = 173,965.50/x
  3. Step 3: Cross multiply
    573,321.42x = 859,984.02 × 173,965.50
  4. Step 4: Simplify right side
    573,321.42x = 149,607,550,031.31
  5. Step 5: Solve for x
    x = 149,607,550,031.31/573,321.42
  6. Step 6: Final answer
    x = 260,948.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.