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Finding the Fourth Proportional to 445,160.01, 614,307.47 and 254,136.09

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Solution

The fourth proportional to 445,160.01, 614,307.47 and 254,136.09 is: 350,700.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,160.01 : 614,307.47 = 254,136.09 : x
  2. Step 2: Convert to fraction form
    445,160.01/614,307.47 = 254,136.09/x
  3. Step 3: Cross multiply
    445,160.01x = 614,307.47 × 254,136.09
  4. Step 4: Simplify right side
    445,160.01x = 156,117,697,212.91
  5. Step 5: Solve for x
    x = 156,117,697,212.91/445,160.01
  6. Step 6: Final answer
    x = 350,700.18

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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.