Home / 971,126.64-1,457,280.45-410,161.14

Finding the Fourth Proportional to 971,126.64, 1,457,280.45 and 410,161.14

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Solution

The fourth proportional to 971,126.64, 1,457,280.45 and 410,161.14 is: 615,491.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,126.64 : 1,457,280.45 = 410,161.14 : x
  2. Step 2: Convert to fraction form
    971,126.64/1,457,280.45 = 410,161.14/x
  3. Step 3: Cross multiply
    971,126.64x = 1,457,280.45 × 410,161.14
  4. Step 4: Simplify right side
    971,126.64x = 597,719,810,671.71
  5. Step 5: Solve for x
    x = 597,719,810,671.71/971,126.64
  6. Step 6: Final answer
    x = 615,491.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.