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Finding the Fourth Proportional to 554,688.51, 832,158.05 and 175,632.27

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Solution

The fourth proportional to 554,688.51, 832,158.05 and 175,632.27 is: 263,488.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,688.51 : 832,158.05 = 175,632.27 : x
  2. Step 2: Convert to fraction form
    554,688.51/832,158.05 = 175,632.27/x
  3. Step 3: Cross multiply
    554,688.51x = 832,158.05 × 175,632.27
  4. Step 4: Simplify right side
    554,688.51x = 146,153,806,442.11
  5. Step 5: Solve for x
    x = 146,153,806,442.11/554,688.51
  6. Step 6: Final answer
    x = 263,488.07

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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.