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Finding the Fourth Proportional to 444,095.84, 666,070.80 and 191,307.76

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Solution

The fourth proportional to 444,095.84, 666,070.80 and 191,307.76 is: 286,930.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,095.84 : 666,070.80 = 191,307.76 : x
  2. Step 2: Convert to fraction form
    444,095.84/666,070.80 = 191,307.76/x
  3. Step 3: Cross multiply
    444,095.84x = 666,070.80 × 191,307.76
  4. Step 4: Simplify right side
    444,095.84x = 127,424,512,749.41
  5. Step 5: Solve for x
    x = 127,424,512,749.41/444,095.84
  6. Step 6: Final answer
    x = 286,930.21

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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.