Home / 841,434.21-1,161,179.10-459,461.34

Finding the Fourth Proportional to 841,434.21, 1,161,179.10 and 459,461.34

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Solution

The fourth proportional to 841,434.21, 1,161,179.10 and 459,461.34 is: 634,056.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,434.21 : 1,161,179.10 = 459,461.34 : x
  2. Step 2: Convert to fraction form
    841,434.21/1,161,179.10 = 459,461.34/x
  3. Step 3: Cross multiply
    841,434.21x = 1,161,179.10 × 459,461.34
  4. Step 4: Simplify right side
    841,434.21x = 533,516,905,265.99
  5. Step 5: Solve for x
    x = 533,516,905,265.99/841,434.21
  6. Step 6: Final answer
    x = 634,056.59

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Double scale
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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.