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Finding the Fourth Proportional to 404,816.90, 607,225.35 and 194,404.10

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Solution

The fourth proportional to 404,816.90, 607,225.35 and 194,404.10 is: 291,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,816.90 : 607,225.35 = 194,404.10 : x
  2. Step 2: Convert to fraction form
    404,816.90/607,225.35 = 194,404.10/x
  3. Step 3: Cross multiply
    404,816.90x = 607,225.35 × 194,404.10
  4. Step 4: Simplify right side
    404,816.90x = 118,047,097,663.94
  5. Step 5: Solve for x
    x = 118,047,097,663.94/404,816.90
  6. Step 6: Final answer
    x = 291,606.15

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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.