Home / 1,005,084.10-1,387,029.56-546,207.76

Finding the Fourth Proportional to 1,005,084.10, 1,387,029.56 and 546,207.76

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Solution

The fourth proportional to 1,005,084.10, 1,387,029.56 and 546,207.76 is: 753,774.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,084.10 : 1,387,029.56 = 546,207.76 : x
  2. Step 2: Convert to fraction form
    1,005,084.10/1,387,029.56 = 546,207.76/x
  3. Step 3: Cross multiply
    1,005,084.10x = 1,387,029.56 × 546,207.76
  4. Step 4: Simplify right side
    1,005,084.10x = 757,606,309,021.39
  5. Step 5: Solve for x
    x = 757,606,309,021.39/1,005,084.10
  6. Step 6: Final answer
    x = 753,774.05

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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.