Home / 973,225.52-1,342,856.40-543,439.52

Finding the Fourth Proportional to 973,225.52, 1,342,856.40 and 543,439.52

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Solution

The fourth proportional to 973,225.52, 1,342,856.40 and 543,439.52 is: 749,837.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,225.52 : 1,342,856.40 = 543,439.52 : x
  2. Step 2: Convert to fraction form
    973,225.52/1,342,856.40 = 543,439.52/x
  3. Step 3: Cross multiply
    973,225.52x = 1,342,856.40 × 543,439.52
  4. Step 4: Simplify right side
    973,225.52x = 729,761,237,444.93
  5. Step 5: Solve for x
    x = 729,761,237,444.93/973,225.52
  6. Step 6: Final answer
    x = 749,837.75

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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.