Home / 832,936.60-1,249,247.28-406,043.92

Finding the Fourth Proportional to 832,936.60, 1,249,247.28 and 406,043.92

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Solution

The fourth proportional to 832,936.60, 1,249,247.28 and 406,043.92 is: 608,989.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,936.60 : 1,249,247.28 = 406,043.92 : x
  2. Step 2: Convert to fraction form
    832,936.60/1,249,247.28 = 406,043.92/x
  3. Step 3: Cross multiply
    832,936.60x = 1,249,247.28 × 406,043.92
  4. Step 4: Simplify right side
    832,936.60x = 507,249,262,620.54
  5. Step 5: Solve for x
    x = 507,249,262,620.54/832,936.60
  6. Step 6: Final answer
    x = 608,989.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.