Home / 528,023.40-792,035.10-304,074.60

Finding the Fourth Proportional to 528,023.40, 792,035.10 and 304,074.60

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Solution

The fourth proportional to 528,023.40, 792,035.10 and 304,074.60 is: 456,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,023.40 : 792,035.10 = 304,074.60 : x
  2. Step 2: Convert to fraction form
    528,023.40/792,035.10 = 304,074.60/x
  3. Step 3: Cross multiply
    528,023.40x = 792,035.10 × 304,074.60
  4. Step 4: Simplify right side
    528,023.40x = 240,837,756,218.46
  5. Step 5: Solve for x
    x = 240,837,756,218.46/528,023.40
  6. Step 6: Final answer
    x = 456,111.90

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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.