Home / 868,429.10-1,198,498.65-546,415.22

Finding the Fourth Proportional to 868,429.10, 1,198,498.65 and 546,415.22

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Solution

The fourth proportional to 868,429.10, 1,198,498.65 and 546,415.22 is: 754,094.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,429.10 : 1,198,498.65 = 546,415.22 : x
  2. Step 2: Convert to fraction form
    868,429.10/1,198,498.65 = 546,415.22/x
  3. Step 3: Cross multiply
    868,429.10x = 1,198,498.65 × 546,415.22
  4. Step 4: Simplify right side
    868,429.10x = 654,877,904,456.64
  5. Step 5: Solve for x
    x = 654,877,904,456.64/868,429.10
  6. Step 6: Final answer
    x = 754,094.84

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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.