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Finding the Fourth Proportional to 377,156.53, 565,614.66 and 124,389.75

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Solution

The fourth proportional to 377,156.53, 565,614.66 and 124,389.75 is: 186,545.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,156.53 : 565,614.66 = 124,389.75 : x
  2. Step 2: Convert to fraction form
    377,156.53/565,614.66 = 124,389.75/x
  3. Step 3: Cross multiply
    377,156.53x = 565,614.66 × 124,389.75
  4. Step 4: Simplify right side
    377,156.53x = 70,356,666,153.74
  5. Step 5: Solve for x
    x = 70,356,666,153.74/377,156.53
  6. Step 6: Final answer
    x = 186,545.00

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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.