Home / 684,091.44-944,312.58-612,347.40

Finding the Fourth Proportional to 684,091.44, 944,312.58 and 612,347.40

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Solution

The fourth proportional to 684,091.44, 944,312.58 and 612,347.40 is: 845,277.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,091.44 : 944,312.58 = 612,347.40 : x
  2. Step 2: Convert to fraction form
    684,091.44/944,312.58 = 612,347.40/x
  3. Step 3: Cross multiply
    684,091.44x = 944,312.58 × 612,347.40
  4. Step 4: Simplify right side
    684,091.44x = 578,247,353,150.29
  5. Step 5: Solve for x
    x = 578,247,353,150.29/684,091.44
  6. Step 6: Final answer
    x = 845,277.87

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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.