Home / 838,827.96-1,157,541.33-476,204.22

Finding the Fourth Proportional to 838,827.96, 1,157,541.33 and 476,204.22

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Solution

The fourth proportional to 838,827.96, 1,157,541.33 and 476,204.22 is: 657,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,827.96 : 1,157,541.33 = 476,204.22 : x
  2. Step 2: Convert to fraction form
    838,827.96/1,157,541.33 = 476,204.22/x
  3. Step 3: Cross multiply
    838,827.96x = 1,157,541.33 × 476,204.22
  4. Step 4: Simplify right side
    838,827.96x = 551,226,066,170.41
  5. Step 5: Solve for x
    x = 551,226,066,170.41/838,827.96
  6. Step 6: Final answer
    x = 657,138.40

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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.