Home / 972,483.08-1,342,014.55-536,903.96

Finding the Fourth Proportional to 972,483.08, 1,342,014.55 and 536,903.96

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Solution

The fourth proportional to 972,483.08, 1,342,014.55 and 536,903.96 is: 740,920.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,483.08 : 1,342,014.55 = 536,903.96 : x
  2. Step 2: Convert to fraction form
    972,483.08/1,342,014.55 = 536,903.96/x
  3. Step 3: Cross multiply
    972,483.08x = 1,342,014.55 × 536,903.96
  4. Step 4: Simplify right side
    972,483.08x = 720,532,918,220.29
  5. Step 5: Solve for x
    x = 720,532,918,220.29/972,483.08
  6. Step 6: Final answer
    x = 740,920.78

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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.