Home / 700,347.28-1,050,848.98-345,167.68

Finding the Fourth Proportional to 700,347.28, 1,050,848.98 and 345,167.68

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Solution

The fourth proportional to 700,347.28, 1,050,848.98 and 345,167.68 is: 517,913.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,347.28 : 1,050,848.98 = 345,167.68 : x
  2. Step 2: Convert to fraction form
    700,347.28/1,050,848.98 = 345,167.68/x
  3. Step 3: Cross multiply
    700,347.28x = 1,050,848.98 × 345,167.68
  4. Step 4: Simplify right side
    700,347.28x = 362,719,104,456.97
  5. Step 5: Solve for x
    x = 362,719,104,456.97/700,347.28
  6. Step 6: Final answer
    x = 517,913.21

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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.