Home / 878,941.08-1,212,962.58-497,025

Finding the Fourth Proportional to 878,941.08, 1,212,962.58 and 497,025

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Solution

The fourth proportional to 878,941.08, 1,212,962.58 and 497,025 is: 685,908.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,941.08 : 1,212,962.58 = 497,025 : x
  2. Step 2: Convert to fraction form
    878,941.08/1,212,962.58 = 497,025/x
  3. Step 3: Cross multiply
    878,941.08x = 1,212,962.58 × 497,025
  4. Step 4: Simplify right side
    878,941.08x = 602,872,726,324.50
  5. Step 5: Solve for x
    x = 602,872,726,324.50/878,941.08
  6. Step 6: Final answer
    x = 685,908.01

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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.