Home / 734,124.31-1,013,525.89-462,425.10

Finding the Fourth Proportional to 734,124.31, 1,013,525.89 and 462,425.10

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Solution

The fourth proportional to 734,124.31, 1,013,525.89 and 462,425.10 is: 638,420.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,124.31 : 1,013,525.89 = 462,425.10 : x
  2. Step 2: Convert to fraction form
    734,124.31/1,013,525.89 = 462,425.10/x
  3. Step 3: Cross multiply
    734,124.31x = 1,013,525.89 × 462,425.10
  4. Step 4: Simplify right side
    734,124.31x = 468,679,813,080.71
  5. Step 5: Solve for x
    x = 468,679,813,080.71/734,124.31
  6. Step 6: Final answer
    x = 638,420.23

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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.