Home / 995,332.80-1,492,999.20-621,566.40

Finding the Fourth Proportional to 995,332.80, 1,492,999.20 and 621,566.40

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Solution

The fourth proportional to 995,332.80, 1,492,999.20 and 621,566.40 is: 932,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,332.80 : 1,492,999.20 = 621,566.40 : x
  2. Step 2: Convert to fraction form
    995,332.80/1,492,999.20 = 621,566.40/x
  3. Step 3: Cross multiply
    995,332.80x = 1,492,999.20 × 621,566.40
  4. Step 4: Simplify right side
    995,332.80x = 927,998,137,946.88
  5. Step 5: Solve for x
    x = 927,998,137,946.88/995,332.80
  6. Step 6: Final answer
    x = 932,349.60

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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.