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Finding the Fourth Proportional to 177,549.80, 266,324.70 and 153,703.40

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Solution

The fourth proportional to 177,549.80, 266,324.70 and 153,703.40 is: 230,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,549.80 : 266,324.70 = 153,703.40 : x
  2. Step 2: Convert to fraction form
    177,549.80/266,324.70 = 153,703.40/x
  3. Step 3: Cross multiply
    177,549.80x = 266,324.70 × 153,703.40
  4. Step 4: Simplify right side
    177,549.80x = 40,935,011,893.98
  5. Step 5: Solve for x
    x = 40,935,011,893.98/177,549.80
  6. Step 6: Final answer
    x = 230,555.10

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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.