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Finding the Fourth Proportional to 453,063.06, 679,591.53 and 153,754.36

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Solution

The fourth proportional to 453,063.06, 679,591.53 and 153,754.36 is: 230,630.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,063.06 : 679,591.53 = 153,754.36 : x
  2. Step 2: Convert to fraction form
    453,063.06/679,591.53 = 153,754.36/x
  3. Step 3: Cross multiply
    453,063.06x = 679,591.53 × 153,754.36
  4. Step 4: Simplify right side
    453,063.06x = 104,490,160,756.57
  5. Step 5: Solve for x
    x = 104,490,160,756.57/453,063.06
  6. Step 6: Final answer
    x = 230,630.50

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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.