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Finding the Fourth Proportional to 377,060.40, 565,271.93 and 163,666.91

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Solution

The fourth proportional to 377,060.40, 565,271.93 and 163,666.91 is: 245,362.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,060.40 : 565,271.93 = 163,666.91 : x
  2. Step 2: Convert to fraction form
    377,060.40/565,271.93 = 163,666.91/x
  3. Step 3: Cross multiply
    377,060.40x = 565,271.93 × 163,666.91
  4. Step 4: Simplify right side
    377,060.40x = 92,516,311,915.18
  5. Step 5: Solve for x
    x = 92,516,311,915.18/377,060.40
  6. Step 6: Final answer
    x = 245,362.05

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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.