Home / 876,235.32-1,208,647.98-574,448.76

Finding the Fourth Proportional to 876,235.32, 1,208,647.98 and 574,448.76

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Solution

The fourth proportional to 876,235.32, 1,208,647.98 and 574,448.76 is: 792,374.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,235.32 : 1,208,647.98 = 574,448.76 : x
  2. Step 2: Convert to fraction form
    876,235.32/1,208,647.98 = 574,448.76/x
  3. Step 3: Cross multiply
    876,235.32x = 1,208,647.98 × 574,448.76
  4. Step 4: Simplify right side
    876,235.32x = 694,306,333,387.51
  5. Step 5: Solve for x
    x = 694,306,333,387.51/876,235.32
  6. Step 6: Final answer
    x = 792,374.28

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Double scale
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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.