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Finding the Fourth Proportional to 1,318,529.04, 1,975,747.50 and 914,510.04

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Solution

The fourth proportional to 1,318,529.04, 1,975,747.50 and 914,510.04 is: 1,370,345.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,529.04 : 1,975,747.50 = 914,510.04 : x
  2. Step 2: Convert to fraction form
    1,318,529.04/1,975,747.50 = 914,510.04/x
  3. Step 3: Cross multiply
    1,318,529.04x = 1,975,747.50 × 914,510.04
  4. Step 4: Simplify right side
    1,318,529.04x = 1,806,840,925,254.90
  5. Step 5: Solve for x
    x = 1,806,840,925,254.90/1,318,529.04
  6. Step 6: Final answer
    x = 1,370,345.95

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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.