Home / 528,034.05-792,051.08-172,962.45

Finding the Fourth Proportional to 528,034.05, 792,051.08 and 172,962.45

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Solution

The fourth proportional to 528,034.05, 792,051.08 and 172,962.45 is: 259,443.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,034.05 : 792,051.08 = 172,962.45 : x
  2. Step 2: Convert to fraction form
    528,034.05/792,051.08 = 172,962.45/x
  3. Step 3: Cross multiply
    528,034.05x = 792,051.08 × 172,962.45
  4. Step 4: Simplify right side
    528,034.05x = 136,995,094,457.13
  5. Step 5: Solve for x
    x = 136,995,094,457.13/528,034.05
  6. Step 6: Final answer
    x = 259,443.68

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Similar ratio
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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.