Home / 1,005,736.23-1,387,916.01-553,027.23

Finding the Fourth Proportional to 1,005,736.23, 1,387,916.01 and 553,027.23

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Solution

The fourth proportional to 1,005,736.23, 1,387,916.01 and 553,027.23 is: 763,177.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,736.23 : 1,387,916.01 = 553,027.23 : x
  2. Step 2: Convert to fraction form
    1,005,736.23/1,387,916.01 = 553,027.23/x
  3. Step 3: Cross multiply
    1,005,736.23x = 1,387,916.01 × 553,027.23
  4. Step 4: Simplify right side
    1,005,736.23x = 767,555,346,482.95
  5. Step 5: Solve for x
    x = 767,555,346,482.95/1,005,736.23
  6. Step 6: Final answer
    x = 763,177.58

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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.