Home / 897,674.58-1,238,621.72-535,132.17

Finding the Fourth Proportional to 897,674.58, 1,238,621.72 and 535,132.17

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Solution

The fourth proportional to 897,674.58, 1,238,621.72 and 535,132.17 is: 738,381.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,674.58 : 1,238,621.72 = 535,132.17 : x
  2. Step 2: Convert to fraction form
    897,674.58/1,238,621.72 = 535,132.17/x
  3. Step 3: Cross multiply
    897,674.58x = 1,238,621.72 × 535,132.17
  4. Step 4: Simplify right side
    897,674.58x = 662,826,326,157.07
  5. Step 5: Solve for x
    x = 662,826,326,157.07/897,674.58
  6. Step 6: Final answer
    x = 738,381.53

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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.