Home / 875,524.55-1,208,411.73-553,029.53

Finding the Fourth Proportional to 875,524.55, 1,208,411.73 and 553,029.53

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Solution

The fourth proportional to 875,524.55, 1,208,411.73 and 553,029.53 is: 763,299.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,524.55 : 1,208,411.73 = 553,029.53 : x
  2. Step 2: Convert to fraction form
    875,524.55/1,208,411.73 = 553,029.53/x
  3. Step 3: Cross multiply
    875,524.55x = 1,208,411.73 × 553,029.53
  4. Step 4: Simplify right side
    875,524.55x = 668,287,365,046.33
  5. Step 5: Solve for x
    x = 668,287,365,046.33/875,524.55
  6. Step 6: Final answer
    x = 763,299.41

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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.