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Finding the Fourth Proportional to 670,900.16, 926,225.76 and 444,852.80

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Solution

The fourth proportional to 670,900.16, 926,225.76 and 444,852.80 is: 614,151.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,900.16 : 926,225.76 = 444,852.80 : x
  2. Step 2: Convert to fraction form
    670,900.16/926,225.76 = 444,852.80/x
  3. Step 3: Cross multiply
    670,900.16x = 926,225.76 × 444,852.80
  4. Step 4: Simplify right side
    670,900.16x = 412,034,122,768.13
  5. Step 5: Solve for x
    x = 412,034,122,768.13/670,900.16
  6. Step 6: Final answer
    x = 614,151.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.