Home / 970,825.10-1,456,237.65-545,672.30

Finding the Fourth Proportional to 970,825.10, 1,456,237.65 and 545,672.30

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Solution

The fourth proportional to 970,825.10, 1,456,237.65 and 545,672.30 is: 818,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,825.10 : 1,456,237.65 = 545,672.30 : x
  2. Step 2: Convert to fraction form
    970,825.10/1,456,237.65 = 545,672.30/x
  3. Step 3: Cross multiply
    970,825.10x = 1,456,237.65 × 545,672.30
  4. Step 4: Simplify right side
    970,825.10x = 794,628,547,822.10
  5. Step 5: Solve for x
    x = 794,628,547,822.10/970,825.10
  6. Step 6: Final answer
    x = 818,508.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.