Home / 745,862.40-1,118,793.60-537,465.60

Finding the Fourth Proportional to 745,862.40, 1,118,793.60 and 537,465.60

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Solution

The fourth proportional to 745,862.40, 1,118,793.60 and 537,465.60 is: 806,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,862.40 : 1,118,793.60 = 537,465.60 : x
  2. Step 2: Convert to fraction form
    745,862.40/1,118,793.60 = 537,465.60/x
  3. Step 3: Cross multiply
    745,862.40x = 1,118,793.60 × 537,465.60
  4. Step 4: Simplify right side
    745,862.40x = 601,313,073,500.16
  5. Step 5: Solve for x
    x = 601,313,073,500.16/745,862.40
  6. Step 6: Final answer
    x = 806,198.40

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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.