Home / 927,326.60-1,390,644.30-328,056.20

Finding the Fourth Proportional to 927,326.60, 1,390,644.30 and 328,056.20

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Solution

The fourth proportional to 927,326.60, 1,390,644.30 and 328,056.20 is: 491,962.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,326.60 : 1,390,644.30 = 328,056.20 : x
  2. Step 2: Convert to fraction form
    927,326.60/1,390,644.30 = 328,056.20/x
  3. Step 3: Cross multiply
    927,326.60x = 1,390,644.30 × 328,056.20
  4. Step 4: Simplify right side
    927,326.60x = 456,209,484,609.66
  5. Step 5: Solve for x
    x = 456,209,484,609.66/927,326.60
  6. Step 6: Final answer
    x = 491,962.04

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Double scale
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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.