Home / 971,581.64-1,340,848.42-563,683.66

Finding the Fourth Proportional to 971,581.64, 1,340,848.42 and 563,683.66

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Solution

The fourth proportional to 971,581.64, 1,340,848.42 and 563,683.66 is: 777,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,581.64 : 1,340,848.42 = 563,683.66 : x
  2. Step 2: Convert to fraction form
    971,581.64/1,340,848.42 = 563,683.66/x
  3. Step 3: Cross multiply
    971,581.64x = 1,340,848.42 × 563,683.66
  4. Step 4: Simplify right side
    971,581.64x = 755,814,340,129.49
  5. Step 5: Solve for x
    x = 755,814,340,129.49/971,581.64
  6. Step 6: Final answer
    x = 777,921.60

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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.