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Finding the Fourth Proportional to 508,450.40, 762,675.60 and 464,904.80

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Solution

The fourth proportional to 508,450.40, 762,675.60 and 464,904.80 is: 697,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,450.40 : 762,675.60 = 464,904.80 : x
  2. Step 2: Convert to fraction form
    508,450.40/762,675.60 = 464,904.80/x
  3. Step 3: Cross multiply
    508,450.40x = 762,675.60 × 464,904.80
  4. Step 4: Simplify right side
    508,450.40x = 354,571,547,282.88
  5. Step 5: Solve for x
    x = 354,571,547,282.88/508,450.40
  6. Step 6: Final answer
    x = 697,357.20

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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.