Home / 700,357.53-1,050,864.35-345,177.93

Finding the Fourth Proportional to 700,357.53, 1,050,864.35 and 345,177.93

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Solution

The fourth proportional to 700,357.53, 1,050,864.35 and 345,177.93 is: 517,928.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,357.53 : 1,050,864.35 = 345,177.93 : x
  2. Step 2: Convert to fraction form
    700,357.53/1,050,864.35 = 345,177.93/x
  3. Step 3: Cross multiply
    700,357.53x = 1,050,864.35 × 345,177.93
  4. Step 4: Simplify right side
    700,357.53x = 362,735,179,317.91
  5. Step 5: Solve for x
    x = 362,735,179,317.91/700,357.53
  6. Step 6: Final answer
    x = 517,928.58

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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.