Home / 716,207.69-1,074,312.16-183,728.79

Finding the Fourth Proportional to 716,207.69, 1,074,312.16 and 183,728.79

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Solution

The fourth proportional to 716,207.69, 1,074,312.16 and 183,728.79 is: 275,593.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,207.69 : 1,074,312.16 = 183,728.79 : x
  2. Step 2: Convert to fraction form
    716,207.69/1,074,312.16 = 183,728.79/x
  3. Step 3: Cross multiply
    716,207.69x = 1,074,312.16 × 183,728.79
  4. Step 4: Simplify right side
    716,207.69x = 197,382,072,779.76
  5. Step 5: Solve for x
    x = 197,382,072,779.76/716,207.69
  6. Step 6: Final answer
    x = 275,593.34

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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.