Home / 528,062.20-792,093.30-470,001.40

Finding the Fourth Proportional to 528,062.20, 792,093.30 and 470,001.40

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Solution

The fourth proportional to 528,062.20, 792,093.30 and 470,001.40 is: 705,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,062.20 : 792,093.30 = 470,001.40 : x
  2. Step 2: Convert to fraction form
    528,062.20/792,093.30 = 470,001.40/x
  3. Step 3: Cross multiply
    528,062.20x = 792,093.30 × 470,001.40
  4. Step 4: Simplify right side
    528,062.20x = 372,284,959,930.62
  5. Step 5: Solve for x
    x = 372,284,959,930.62/528,062.20
  6. Step 6: Final answer
    x = 705,002.10

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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.