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Finding the Fourth Proportional to 341,554.40, 512,331.60 and 175,666.40

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Solution

The fourth proportional to 341,554.40, 512,331.60 and 175,666.40 is: 263,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,554.40 : 512,331.60 = 175,666.40 : x
  2. Step 2: Convert to fraction form
    341,554.40/512,331.60 = 175,666.40/x
  3. Step 3: Cross multiply
    341,554.40x = 512,331.60 × 175,666.40
  4. Step 4: Simplify right side
    341,554.40x = 89,999,447,778.24
  5. Step 5: Solve for x
    x = 89,999,447,778.24/341,554.40
  6. Step 6: Final answer
    x = 263,499.60

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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.