Home / 750,446.16-1,035,615.96-410,935.20

Finding the Fourth Proportional to 750,446.16, 1,035,615.96 and 410,935.20

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Solution

The fourth proportional to 750,446.16, 1,035,615.96 and 410,935.20 is: 567,090.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,446.16 : 1,035,615.96 = 410,935.20 : x
  2. Step 2: Convert to fraction form
    750,446.16/1,035,615.96 = 410,935.20/x
  3. Step 3: Cross multiply
    750,446.16x = 1,035,615.96 × 410,935.20
  4. Step 4: Simplify right side
    750,446.16x = 425,571,051,645.79
  5. Step 5: Solve for x
    x = 425,571,051,645.79/750,446.16
  6. Step 6: Final answer
    x = 567,090.72

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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.