Home / 824,316.84-1,138,112.39-514,690.86

Finding the Fourth Proportional to 824,316.84, 1,138,112.39 and 514,690.86

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Solution

The fourth proportional to 824,316.84, 1,138,112.39 and 514,690.86 is: 710,620.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,316.84 : 1,138,112.39 = 514,690.86 : x
  2. Step 2: Convert to fraction form
    824,316.84/1,138,112.39 = 514,690.86/x
  3. Step 3: Cross multiply
    824,316.84x = 1,138,112.39 × 514,690.86
  4. Step 4: Simplify right side
    824,316.84x = 585,776,045,057.58
  5. Step 5: Solve for x
    x = 585,776,045,057.58/824,316.84
  6. Step 6: Final answer
    x = 710,620.01

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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.