Home / 1,000,332.42-1,380,458.79-547,623.42

Finding the Fourth Proportional to 1,000,332.42, 1,380,458.79 and 547,623.42

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Solution

The fourth proportional to 1,000,332.42, 1,380,458.79 and 547,623.42 is: 755,720.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,332.42 : 1,380,458.79 = 547,623.42 : x
  2. Step 2: Convert to fraction form
    1,000,332.42/1,380,458.79 = 547,623.42/x
  3. Step 3: Cross multiply
    1,000,332.42x = 1,380,458.79 × 547,623.42
  4. Step 4: Simplify right side
    1,000,332.42x = 755,971,563,748.86
  5. Step 5: Solve for x
    x = 755,971,563,748.86/1,000,332.42
  6. Step 6: Final answer
    x = 755,720.35

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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.