Home / 1,232,443.01-1,700,602.29-688,511.21

Finding the Fourth Proportional to 1,232,443.01, 1,700,602.29 and 688,511.21

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Solution

The fourth proportional to 1,232,443.01, 1,700,602.29 and 688,511.21 is: 950,051.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,443.01 : 1,700,602.29 = 688,511.21 : x
  2. Step 2: Convert to fraction form
    1,232,443.01/1,700,602.29 = 688,511.21/x
  3. Step 3: Cross multiply
    1,232,443.01x = 1,700,602.29 × 688,511.21
  4. Step 4: Simplify right side
    1,232,443.01x = 1,170,883,731,913.66
  5. Step 5: Solve for x
    x = 1,170,883,731,913.66/1,232,443.01
  6. Step 6: Final answer
    x = 950,051.01

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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.