Home / 914,764.28-1,262,373.47-506,892.54

Finding the Fourth Proportional to 914,764.28, 1,262,373.47 and 506,892.54

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Solution

The fourth proportional to 914,764.28, 1,262,373.47 and 506,892.54 is: 699,511.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,764.28 : 1,262,373.47 = 506,892.54 : x
  2. Step 2: Convert to fraction form
    914,764.28/1,262,373.47 = 506,892.54/x
  3. Step 3: Cross multiply
    914,764.28x = 1,262,373.47 × 506,892.54
  4. Step 4: Simplify right side
    914,764.28x = 639,887,688,325.05
  5. Step 5: Solve for x
    x = 639,887,688,325.05/914,764.28
  6. Step 6: Final answer
    x = 699,511.01

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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.