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Finding the Fourth Proportional to 377,521.19, 565,888.12 and 153,036.57

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Solution

The fourth proportional to 377,521.19, 565,888.12 and 153,036.57 is: 229,395.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,521.19 : 565,888.12 = 153,036.57 : x
  2. Step 2: Convert to fraction form
    377,521.19/565,888.12 = 153,036.57/x
  3. Step 3: Cross multiply
    377,521.19x = 565,888.12 × 153,036.57
  4. Step 4: Simplify right side
    377,521.19x = 86,601,576,888.55
  5. Step 5: Solve for x
    x = 86,601,576,888.55/377,521.19
  6. Step 6: Final answer
    x = 229,395.27

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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.