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Finding the Fourth Proportional to 554,573.27, 831,776.65 and 175,444.74

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Solution

The fourth proportional to 554,573.27, 831,776.65 and 175,444.74 is: 263,140.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,573.27 : 831,776.65 = 175,444.74 : x
  2. Step 2: Convert to fraction form
    554,573.27/831,776.65 = 175,444.74/x
  3. Step 3: Cross multiply
    554,573.27x = 831,776.65 × 175,444.74
  4. Step 4: Simplify right side
    554,573.27x = 145,930,837,658.71
  5. Step 5: Solve for x
    x = 145,930,837,658.71/554,573.27
  6. Step 6: Final answer
    x = 263,140.77

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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.