Home / 955,402.64-1,318,487.40-525,714.32

Finding the Fourth Proportional to 955,402.64, 1,318,487.40 and 525,714.32

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Solution

The fourth proportional to 955,402.64, 1,318,487.40 and 525,714.32 is: 725,503.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,402.64 : 1,318,487.40 = 525,714.32 : x
  2. Step 2: Convert to fraction form
    955,402.64/1,318,487.40 = 525,714.32/x
  3. Step 3: Cross multiply
    955,402.64x = 1,318,487.40 × 525,714.32
  4. Step 4: Simplify right side
    955,402.64x = 693,147,706,919.57
  5. Step 5: Solve for x
    x = 693,147,706,919.57/955,402.64
  6. Step 6: Final answer
    x = 725,503.24

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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.