Home / 885,332.40-1,327,998.60-353,235.30

Finding the Fourth Proportional to 885,332.40, 1,327,998.60 and 353,235.30

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Solution

The fourth proportional to 885,332.40, 1,327,998.60 and 353,235.30 is: 529,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,332.40 : 1,327,998.60 = 353,235.30 : x
  2. Step 2: Convert to fraction form
    885,332.40/1,327,998.60 = 353,235.30/x
  3. Step 3: Cross multiply
    885,332.40x = 1,327,998.60 × 353,235.30
  4. Step 4: Simplify right side
    885,332.40x = 469,095,983,870.58
  5. Step 5: Solve for x
    x = 469,095,983,870.58/885,332.40
  6. Step 6: Final answer
    x = 529,852.95

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.