Home / 755,807.03-1,043,013.70-416,275.28

Finding the Fourth Proportional to 755,807.03, 1,043,013.70 and 416,275.28

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Solution

The fourth proportional to 755,807.03, 1,043,013.70 and 416,275.28 is: 574,459.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,807.03 : 1,043,013.70 = 416,275.28 : x
  2. Step 2: Convert to fraction form
    755,807.03/1,043,013.70 = 416,275.28/x
  3. Step 3: Cross multiply
    755,807.03x = 1,043,013.70 × 416,275.28
  4. Step 4: Simplify right side
    755,807.03x = 434,180,820,011.34
  5. Step 5: Solve for x
    x = 434,180,820,011.34/755,807.03
  6. Step 6: Final answer
    x = 574,459.89

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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.