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Finding the Fourth Proportional to 1,240,610, 1,711,225.32 and 895,871.84

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Solution

The fourth proportional to 1,240,610, 1,711,225.32 and 895,871.84 is: 1,235,713.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,610 : 1,711,225.32 = 895,871.84 : x
  2. Step 2: Convert to fraction form
    1,240,610/1,711,225.32 = 895,871.84/x
  3. Step 3: Cross multiply
    1,240,610x = 1,711,225.32 × 895,871.84
  4. Step 4: Simplify right side
    1,240,610x = 1,533,038,576,082.99
  5. Step 5: Solve for x
    x = 1,533,038,576,082.99/1,240,610
  6. Step 6: Final answer
    x = 1,235,713.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.