Home / 876,897.86-1,210,321.26-514,438.16

Finding the Fourth Proportional to 876,897.86, 1,210,321.26 and 514,438.16

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Solution

The fourth proportional to 876,897.86, 1,210,321.26 and 514,438.16 is: 710,043.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,897.86 : 1,210,321.26 = 514,438.16 : x
  2. Step 2: Convert to fraction form
    876,897.86/1,210,321.26 = 514,438.16/x
  3. Step 3: Cross multiply
    876,897.86x = 1,210,321.26 × 514,438.16
  4. Step 4: Simplify right side
    876,897.86x = 622,635,435,951.68
  5. Step 5: Solve for x
    x = 622,635,435,951.68/876,897.86
  6. Step 6: Final answer
    x = 710,043.29

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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.