Home / 1,096,598.40-1,644,897.60-386,698.20

Finding the Fourth Proportional to 1,096,598.40, 1,644,897.60 and 386,698.20

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Solution

The fourth proportional to 1,096,598.40, 1,644,897.60 and 386,698.20 is: 580,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,598.40 : 1,644,897.60 = 386,698.20 : x
  2. Step 2: Convert to fraction form
    1,096,598.40/1,644,897.60 = 386,698.20/x
  3. Step 3: Cross multiply
    1,096,598.40x = 1,644,897.60 × 386,698.20
  4. Step 4: Simplify right side
    1,096,598.40x = 636,078,941,104.32
  5. Step 5: Solve for x
    x = 636,078,941,104.32/1,096,598.40
  6. Step 6: Final answer
    x = 580,047.30

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1.5x scale

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.