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Finding the Fourth Proportional to 346,590.10, 519,885.15 and 346,590.10

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Solution

The fourth proportional to 346,590.10, 519,885.15 and 346,590.10 is: 519,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,590.10 : 519,885.15 = 346,590.10 : x
  2. Step 2: Convert to fraction form
    346,590.10/519,885.15 = 346,590.10/x
  3. Step 3: Cross multiply
    346,590.10x = 519,885.15 × 346,590.10
  4. Step 4: Simplify right side
    346,590.10x = 180,187,046,127.02
  5. Step 5: Solve for x
    x = 180,187,046,127.02/346,590.10
  6. Step 6: Final answer
    x = 519,885.15

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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.