Home / 829,166.45-1,143,677.14-507,035.12

Finding the Fourth Proportional to 829,166.45, 1,143,677.14 and 507,035.12

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Solution

The fourth proportional to 829,166.45, 1,143,677.14 and 507,035.12 is: 699,358.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,166.45 : 1,143,677.14 = 507,035.12 : x
  2. Step 2: Convert to fraction form
    829,166.45/1,143,677.14 = 507,035.12/x
  3. Step 3: Cross multiply
    829,166.45x = 1,143,677.14 × 507,035.12
  4. Step 4: Simplify right side
    829,166.45x = 579,884,468,935.18
  5. Step 5: Solve for x
    x = 579,884,468,935.18/829,166.45
  6. Step 6: Final answer
    x = 699,358.34

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1.5x scale

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.