Home / 1,005,808.59-1,387,676.14-570,179.22

Finding the Fourth Proportional to 1,005,808.59, 1,387,676.14 and 570,179.22

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Solution

The fourth proportional to 1,005,808.59, 1,387,676.14 and 570,179.22 is: 786,654.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,808.59 : 1,387,676.14 = 570,179.22 : x
  2. Step 2: Convert to fraction form
    1,005,808.59/1,387,676.14 = 570,179.22/x
  3. Step 3: Cross multiply
    1,005,808.59x = 1,387,676.14 × 570,179.22
  4. Step 4: Simplify right side
    1,005,808.59x = 791,224,099,117.81
  5. Step 5: Solve for x
    x = 791,224,099,117.81/1,005,808.59
  6. Step 6: Final answer
    x = 786,654.74

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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.