Home / 970,669.55-1,339,528.43-563,012.75

Finding the Fourth Proportional to 970,669.55, 1,339,528.43 and 563,012.75

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Solution

The fourth proportional to 970,669.55, 1,339,528.43 and 563,012.75 is: 776,960.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,669.55 : 1,339,528.43 = 563,012.75 : x
  2. Step 2: Convert to fraction form
    970,669.55/1,339,528.43 = 563,012.75/x
  3. Step 3: Cross multiply
    970,669.55x = 1,339,528.43 × 563,012.75
  4. Step 4: Simplify right side
    970,669.55x = 754,171,582,262.42
  5. Step 5: Solve for x
    x = 754,171,582,262.42/970,669.55
  6. Step 6: Final answer
    x = 776,960.17

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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.