Home / 824,228.28-1,137,990.41-514,602.74

Finding the Fourth Proportional to 824,228.28, 1,137,990.41 and 514,602.74

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Solution

The fourth proportional to 824,228.28, 1,137,990.41 and 514,602.74 is: 710,498.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,228.28 : 1,137,990.41 = 514,602.74 : x
  2. Step 2: Convert to fraction form
    824,228.28/1,137,990.41 = 514,602.74/x
  3. Step 3: Cross multiply
    824,228.28x = 1,137,990.41 × 514,602.74
  4. Step 4: Simplify right side
    824,228.28x = 585,612,983,079.72
  5. Step 5: Solve for x
    x = 585,612,983,079.72/824,228.28
  6. Step 6: Final answer
    x = 710,498.53

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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.