Home / 881,848.32-1,216,944-479,443.20

Finding the Fourth Proportional to 881,848.32, 1,216,944 and 479,443.20

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Solution

The fourth proportional to 881,848.32, 1,216,944 and 479,443.20 is: 661,627.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,848.32 : 1,216,944 = 479,443.20 : x
  2. Step 2: Convert to fraction form
    881,848.32/1,216,944 = 479,443.20/x
  3. Step 3: Cross multiply
    881,848.32x = 1,216,944 × 479,443.20
  4. Step 4: Simplify right side
    881,848.32x = 583,455,525,580.80
  5. Step 5: Solve for x
    x = 583,455,525,580.80/881,848.32
  6. Step 6: Final answer
    x = 661,627.98

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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.