Home / 864,077.79-1,191,542.49-573,586.89

Finding the Fourth Proportional to 864,077.79, 1,191,542.49 and 573,586.89

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Solution

The fourth proportional to 864,077.79, 1,191,542.49 and 573,586.89 is: 790,962.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,077.79 : 1,191,542.49 = 573,586.89 : x
  2. Step 2: Convert to fraction form
    864,077.79/1,191,542.49 = 573,586.89/x
  3. Step 3: Cross multiply
    864,077.79x = 1,191,542.49 × 573,586.89
  4. Step 4: Simplify right side
    864,077.79x = 683,453,151,141.96
  5. Step 5: Solve for x
    x = 683,453,151,141.96/864,077.79
  6. Step 6: Final answer
    x = 790,962.53

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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.