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Finding the Fourth Proportional to 611,573.80, 917,360.70 and 598,451.80

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Solution

The fourth proportional to 611,573.80, 917,360.70 and 598,451.80 is: 897,677.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,573.80 : 917,360.70 = 598,451.80 : x
  2. Step 2: Convert to fraction form
    611,573.80/917,360.70 = 598,451.80/x
  3. Step 3: Cross multiply
    611,573.80x = 917,360.70 × 598,451.80
  4. Step 4: Simplify right side
    611,573.80x = 548,996,162,164.26
  5. Step 5: Solve for x
    x = 548,996,162,164.26/611,573.80
  6. Step 6: Final answer
    x = 897,677.70

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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.