Home / 768,095.60-1,152,143.40-577,324.40

Finding the Fourth Proportional to 768,095.60, 1,152,143.40 and 577,324.40

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Solution

The fourth proportional to 768,095.60, 1,152,143.40 and 577,324.40 is: 865,986.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,095.60 : 1,152,143.40 = 577,324.40 : x
  2. Step 2: Convert to fraction form
    768,095.60/1,152,143.40 = 577,324.40/x
  3. Step 3: Cross multiply
    768,095.60x = 1,152,143.40 × 577,324.40
  4. Step 4: Simplify right side
    768,095.60x = 665,160,497,118.96
  5. Step 5: Solve for x
    x = 665,160,497,118.96/768,095.60
  6. Step 6: Final answer
    x = 865,986.60

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1.5x scale

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.