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Finding the Fourth Proportional to 346,304.10, 519,456.15 and 346,304.10

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Solution

The fourth proportional to 346,304.10, 519,456.15 and 346,304.10 is: 519,456.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,304.10 : 519,456.15 = 346,304.10 : x
  2. Step 2: Convert to fraction form
    346,304.10/519,456.15 = 346,304.10/x
  3. Step 3: Cross multiply
    346,304.10x = 519,456.15 × 346,304.10
  4. Step 4: Simplify right side
    346,304.10x = 179,889,794,515.22
  5. Step 5: Solve for x
    x = 179,889,794,515.22/346,304.10
  6. Step 6: Final answer
    x = 519,456.15

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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.