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Finding the Fourth Proportional to 1,124,898, 1,687,353 and 460,050

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Solution

The fourth proportional to 1,124,898, 1,687,353 and 460,050 is: 690,077.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,898 : 1,687,353 = 460,050 : x
  2. Step 2: Convert to fraction form
    1,124,898/1,687,353 = 460,050/x
  3. Step 3: Cross multiply
    1,124,898x = 1,687,353 × 460,050
  4. Step 4: Simplify right side
    1,124,898x = 776,266,747,650
  5. Step 5: Solve for x
    x = 776,266,747,650/1,124,898
  6. Step 6: Final answer
    x = 690,077.45

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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.