Home / 858,341.96-1,183,689.06-514,122.92

Finding the Fourth Proportional to 858,341.96, 1,183,689.06 and 514,122.92

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Solution

The fourth proportional to 858,341.96, 1,183,689.06 and 514,122.92 is: 708,996.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,341.96 : 1,183,689.06 = 514,122.92 : x
  2. Step 2: Convert to fraction form
    858,341.96/1,183,689.06 = 514,122.92/x
  3. Step 3: Cross multiply
    858,341.96x = 1,183,689.06 × 514,122.92
  4. Step 4: Simplify right side
    858,341.96x = 608,561,675,899.26
  5. Step 5: Solve for x
    x = 608,561,675,899.26/858,341.96
  6. Step 6: Final answer
    x = 708,996.77

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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.