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Finding the Fourth Proportional to 452,029, 678,043.58 and 352,263.88

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Solution

The fourth proportional to 452,029, 678,043.58 and 352,263.88 is: 528,395.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,029 : 678,043.58 = 352,263.88 : x
  2. Step 2: Convert to fraction form
    452,029/678,043.58 = 352,263.88/x
  3. Step 3: Cross multiply
    452,029x = 678,043.58 × 352,263.88
  4. Step 4: Simplify right side
    452,029x = 238,850,262,299.89
  5. Step 5: Solve for x
    x = 238,850,262,299.89/452,029
  6. Step 6: Final answer
    x = 528,395.88

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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.