Home / 700,068.40-1,050,102.60-201,432.40

Finding the Fourth Proportional to 700,068.40, 1,050,102.60 and 201,432.40

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Solution

The fourth proportional to 700,068.40, 1,050,102.60 and 201,432.40 is: 302,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,068.40 : 1,050,102.60 = 201,432.40 : x
  2. Step 2: Convert to fraction form
    700,068.40/1,050,102.60 = 201,432.40/x
  3. Step 3: Cross multiply
    700,068.40x = 1,050,102.60 × 201,432.40
  4. Step 4: Simplify right side
    700,068.40x = 211,524,686,964.24
  5. Step 5: Solve for x
    x = 211,524,686,964.24/700,068.40
  6. Step 6: Final answer
    x = 302,148.60

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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.