Home / 804,393.60-1,206,590.40-534,955.20

Finding the Fourth Proportional to 804,393.60, 1,206,590.40 and 534,955.20

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Solution

The fourth proportional to 804,393.60, 1,206,590.40 and 534,955.20 is: 802,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,393.60 : 1,206,590.40 = 534,955.20 : x
  2. Step 2: Convert to fraction form
    804,393.60/1,206,590.40 = 534,955.20/x
  3. Step 3: Cross multiply
    804,393.60x = 1,206,590.40 × 534,955.20
  4. Step 4: Simplify right side
    804,393.60x = 645,471,808,750.08
  5. Step 5: Solve for x
    x = 645,471,808,750.08/804,393.60
  6. Step 6: Final answer
    x = 802,432.80

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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.