Home / 743,041.55-1,025,711.24-501,651.09

Finding the Fourth Proportional to 743,041.55, 1,025,711.24 and 501,651.09

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Solution

The fourth proportional to 743,041.55, 1,025,711.24 and 501,651.09 is: 692,490.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,041.55 : 1,025,711.24 = 501,651.09 : x
  2. Step 2: Convert to fraction form
    743,041.55/1,025,711.24 = 501,651.09/x
  3. Step 3: Cross multiply
    743,041.55x = 1,025,711.24 × 501,651.09
  4. Step 4: Simplify right side
    743,041.55x = 514,549,159,063.00
  5. Step 5: Solve for x
    x = 514,549,159,063.00/743,041.55
  6. Step 6: Final answer
    x = 692,490.42

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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.