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Finding the Fourth Proportional to 545,393.04, 818,032.32 and 146,075.04

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Solution

The fourth proportional to 545,393.04, 818,032.32 and 146,075.04 is: 219,097.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,393.04 : 818,032.32 = 146,075.04 : x
  2. Step 2: Convert to fraction form
    545,393.04/818,032.32 = 146,075.04/x
  3. Step 3: Cross multiply
    545,393.04x = 818,032.32 × 146,075.04
  4. Step 4: Simplify right side
    545,393.04x = 119,494,103,865.29
  5. Step 5: Solve for x
    x = 119,494,103,865.29/545,393.04
  6. Step 6: Final answer
    x = 219,097.23

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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.