Home / 833,039.02-1,249,257.21-300,417.04

Finding the Fourth Proportional to 833,039.02, 1,249,257.21 and 300,417.04

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Solution

The fourth proportional to 833,039.02, 1,249,257.21 and 300,417.04 is: 450,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,039.02 : 1,249,257.21 = 300,417.04 : x
  2. Step 2: Convert to fraction form
    833,039.02/1,249,257.21 = 300,417.04/x
  3. Step 3: Cross multiply
    833,039.02x = 1,249,257.21 × 300,417.04
  4. Step 4: Simplify right side
    833,039.02x = 375,298,153,226.86
  5. Step 5: Solve for x
    x = 375,298,153,226.86/833,039.02
  6. Step 6: Final answer
    x = 450,516.90

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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.