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Finding the Fourth Proportional to 404,450.60, 607,136.70 and 238,332.20

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Solution

The fourth proportional to 404,450.60, 607,136.70 and 238,332.20 is: 357,769.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,450.60 : 607,136.70 = 238,332.20 : x
  2. Step 2: Convert to fraction form
    404,450.60/607,136.70 = 238,332.20/x
  3. Step 3: Cross multiply
    404,450.60x = 607,136.70 × 238,332.20
  4. Step 4: Simplify right side
    404,450.60x = 144,700,225,411.74
  5. Step 5: Solve for x
    x = 144,700,225,411.74/404,450.60
  6. Step 6: Final answer
    x = 357,769.84

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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.