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Finding the Fourth Proportional to 373,164.08, 514,966.57 and 212,019.34

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Solution

The fourth proportional to 373,164.08, 514,966.57 and 212,019.34 is: 292,586.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,164.08 : 514,966.57 = 212,019.34 : x
  2. Step 2: Convert to fraction form
    373,164.08/514,966.57 = 212,019.34/x
  3. Step 3: Cross multiply
    373,164.08x = 514,966.57 × 212,019.34
  4. Step 4: Simplify right side
    373,164.08x = 109,182,872,293.46
  5. Step 5: Solve for x
    x = 109,182,872,293.46/373,164.08
  6. Step 6: Final answer
    x = 292,586.77

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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.