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Finding the Fourth Proportional to 404,885.40, 607,328.10 and 183,269.40

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Solution

The fourth proportional to 404,885.40, 607,328.10 and 183,269.40 is: 274,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,885.40 : 607,328.10 = 183,269.40 : x
  2. Step 2: Convert to fraction form
    404,885.40/607,328.10 = 183,269.40/x
  3. Step 3: Cross multiply
    404,885.40x = 607,328.10 × 183,269.40
  4. Step 4: Simplify right side
    404,885.40x = 111,304,656,490.14
  5. Step 5: Solve for x
    x = 111,304,656,490.14/404,885.40
  6. Step 6: Final answer
    x = 274,904.10

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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.