Home / 772,363.20-1,065,803.04-432,765.84

Finding the Fourth Proportional to 772,363.20, 1,065,803.04 and 432,765.84

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Solution

The fourth proportional to 772,363.20, 1,065,803.04 and 432,765.84 is: 597,184.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,363.20 : 1,065,803.04 = 432,765.84 : x
  2. Step 2: Convert to fraction form
    772,363.20/1,065,803.04 = 432,765.84/x
  3. Step 3: Cross multiply
    772,363.20x = 1,065,803.04 × 432,765.84
  4. Step 4: Simplify right side
    772,363.20x = 461,243,147,880.15
  5. Step 5: Solve for x
    x = 461,243,147,880.15/772,363.20
  6. Step 6: Final answer
    x = 597,184.26

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Double scale
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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.