Home / 1,232,328.30-1,700,444.79-688,396.83

Finding the Fourth Proportional to 1,232,328.30, 1,700,444.79 and 688,396.83

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Solution

The fourth proportional to 1,232,328.30, 1,700,444.79 and 688,396.83 is: 949,893.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,328.30 : 1,700,444.79 = 688,396.83 : x
  2. Step 2: Convert to fraction form
    1,232,328.30/1,700,444.79 = 688,396.83/x
  3. Step 3: Cross multiply
    1,232,328.30x = 1,700,444.79 × 688,396.83
  4. Step 4: Simplify right side
    1,232,328.30x = 1,170,580,803,026.02
  5. Step 5: Solve for x
    x = 1,170,580,803,026.02/1,232,328.30
  6. Step 6: Final answer
    x = 949,893.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.