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Finding the Fourth Proportional to 525,729.80, 788,594.70 and 466,632.20

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Solution

The fourth proportional to 525,729.80, 788,594.70 and 466,632.20 is: 699,948.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,729.80 : 788,594.70 = 466,632.20 : x
  2. Step 2: Convert to fraction form
    525,729.80/788,594.70 = 466,632.20/x
  3. Step 3: Cross multiply
    525,729.80x = 788,594.70 × 466,632.20
  4. Step 4: Simplify right side
    525,729.80x = 367,983,679,769.34
  5. Step 5: Solve for x
    x = 367,983,679,769.34/525,729.80
  6. Step 6: Final answer
    x = 699,948.30

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Similar ratio
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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.