Home / 1,179,204.48-1,768,253.76-430,727.04

Finding the Fourth Proportional to 1,179,204.48, 1,768,253.76 and 430,727.04

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Solution

The fourth proportional to 1,179,204.48, 1,768,253.76 and 430,727.04 is: 645,888.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,204.48 : 1,768,253.76 = 430,727.04 : x
  2. Step 2: Convert to fraction form
    1,179,204.48/1,768,253.76 = 430,727.04/x
  3. Step 3: Cross multiply
    1,179,204.48x = 1,768,253.76 × 430,727.04
  4. Step 4: Simplify right side
    1,179,204.48x = 761,634,708,013.67
  5. Step 5: Solve for x
    x = 761,634,708,013.67/1,179,204.48
  6. Step 6: Final answer
    x = 645,888.58

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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.