Home / 761,110.63-1,050,333.10-416,959.02

Finding the Fourth Proportional to 761,110.63, 1,050,333.10 and 416,959.02

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Solution

The fourth proportional to 761,110.63, 1,050,333.10 and 416,959.02 is: 575,403.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,110.63 : 1,050,333.10 = 416,959.02 : x
  2. Step 2: Convert to fraction form
    761,110.63/1,050,333.10 = 416,959.02/x
  3. Step 3: Cross multiply
    761,110.63x = 1,050,333.10 × 416,959.02
  4. Step 4: Simplify right side
    761,110.63x = 437,945,859,007.16
  5. Step 5: Solve for x
    x = 437,945,859,007.16/761,110.63
  6. Step 6: Final answer
    x = 575,403.68

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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.