Home / 933,190.48-1,287,826.91-525,306.93

Finding the Fourth Proportional to 933,190.48, 1,287,826.91 and 525,306.93

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Solution

The fourth proportional to 933,190.48, 1,287,826.91 and 525,306.93 is: 724,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,190.48 : 1,287,826.91 = 525,306.93 : x
  2. Step 2: Convert to fraction form
    933,190.48/1,287,826.91 = 525,306.93/x
  3. Step 3: Cross multiply
    933,190.48x = 1,287,826.91 × 525,306.93
  4. Step 4: Simplify right side
    933,190.48x = 676,504,400,463.49
  5. Step 5: Solve for x
    x = 676,504,400,463.49/933,190.48
  6. Step 6: Final answer
    x = 724,937.10

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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.