Home / 895,407.60-1,343,111.40-304,431.60

Finding the Fourth Proportional to 895,407.60, 1,343,111.40 and 304,431.60

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Solution

The fourth proportional to 895,407.60, 1,343,111.40 and 304,431.60 is: 456,647.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,407.60 : 1,343,111.40 = 304,431.60 : x
  2. Step 2: Convert to fraction form
    895,407.60/1,343,111.40 = 304,431.60/x
  3. Step 3: Cross multiply
    895,407.60x = 1,343,111.40 × 304,431.60
  4. Step 4: Simplify right side
    895,407.60x = 408,885,552,480.24
  5. Step 5: Solve for x
    x = 408,885,552,480.24/895,407.60
  6. Step 6: Final answer
    x = 456,647.40

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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.