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Finding the Fourth Proportional to 554,547.83, 831,969.11 and 175,475.30

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Solution

The fourth proportional to 554,547.83, 831,969.11 and 175,475.30 is: 263,259.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,547.83 : 831,969.11 = 175,475.30 : x
  2. Step 2: Convert to fraction form
    554,547.83/831,969.11 = 175,475.30/x
  3. Step 3: Cross multiply
    554,547.83x = 831,969.11 × 175,475.30
  4. Step 4: Simplify right side
    554,547.83x = 145,990,025,446.83
  5. Step 5: Solve for x
    x = 145,990,025,446.83/554,547.83
  6. Step 6: Final answer
    x = 263,259.58

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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.