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Finding the Fourth Proportional to 1,234,554.04, 1,849,714.58 and 828,986.04

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Solution

The fourth proportional to 1,234,554.04, 1,849,714.58 and 828,986.04 is: 1,242,057.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,554.04 : 1,849,714.58 = 828,986.04 : x
  2. Step 2: Convert to fraction form
    1,234,554.04/1,849,714.58 = 828,986.04/x
  3. Step 3: Cross multiply
    1,234,554.04x = 1,849,714.58 × 828,986.04
  4. Step 4: Simplify right side
    1,234,554.04x = 1,533,387,564,804.46
  5. Step 5: Solve for x
    x = 1,533,387,564,804.46/1,234,554.04
  6. Step 6: Final answer
    x = 1,242,057.87

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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.