Home / 1,003,972.08-1,505,516.04-471,644.40

Finding the Fourth Proportional to 1,003,972.08, 1,505,516.04 and 471,644.40

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Solution

The fourth proportional to 1,003,972.08, 1,505,516.04 and 471,644.40 is: 707,258.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,972.08 : 1,505,516.04 = 471,644.40 : x
  2. Step 2: Convert to fraction form
    1,003,972.08/1,505,516.04 = 471,644.40/x
  3. Step 3: Cross multiply
    1,003,972.08x = 1,505,516.04 × 471,644.40
  4. Step 4: Simplify right side
    1,003,972.08x = 710,068,209,376.18
  5. Step 5: Solve for x
    x = 710,068,209,376.18/1,003,972.08
  6. Step 6: Final answer
    x = 707,258.92

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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.