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Finding the Fourth Proportional to 621,751.60, 934,009.80 and 598,250.80

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Solution

The fourth proportional to 621,751.60, 934,009.80 and 598,250.80 is: 898,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,751.60 : 934,009.80 = 598,250.80 : x
  2. Step 2: Convert to fraction form
    621,751.60/934,009.80 = 598,250.80/x
  3. Step 3: Cross multiply
    621,751.60x = 934,009.80 × 598,250.80
  4. Step 4: Simplify right side
    621,751.60x = 558,772,110,057.84
  5. Step 5: Solve for x
    x = 558,772,110,057.84/621,751.60
  6. Step 6: Final answer
    x = 898,706.35

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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.