Home / 824,000.38-1,137,026.54-461,373.82

Finding the Fourth Proportional to 824,000.38, 1,137,026.54 and 461,373.82

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Solution

The fourth proportional to 824,000.38, 1,137,026.54 and 461,373.82 is: 636,643.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,000.38 : 1,137,026.54 = 461,373.82 : x
  2. Step 2: Convert to fraction form
    824,000.38/1,137,026.54 = 461,373.82/x
  3. Step 3: Cross multiply
    824,000.38x = 1,137,026.54 × 461,373.82
  4. Step 4: Simplify right side
    824,000.38x = 524,594,278,201.18
  5. Step 5: Solve for x
    x = 524,594,278,201.18/824,000.38
  6. Step 6: Final answer
    x = 636,643.25

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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.