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Finding the Fourth Proportional to 373,125.07, 514,926.50 and 212,007.40

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Solution

The fourth proportional to 373,125.07, 514,926.50 and 212,007.40 is: 292,578.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,125.07 : 514,926.50 = 212,007.40 : x
  2. Step 2: Convert to fraction form
    373,125.07/514,926.50 = 212,007.40/x
  3. Step 3: Cross multiply
    373,125.07x = 514,926.50 × 212,007.40
  4. Step 4: Simplify right side
    373,125.07x = 109,168,228,456.10
  5. Step 5: Solve for x
    x = 109,168,228,456.10/373,125.07
  6. Step 6: Final answer
    x = 292,578.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.