Home / 977,041.60-1,467,117.60-662,891.20

Finding the Fourth Proportional to 977,041.60, 1,467,117.60 and 662,891.20

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Solution

The fourth proportional to 977,041.60, 1,467,117.60 and 662,891.20 is: 995,391.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,041.60 : 1,467,117.60 = 662,891.20 : x
  2. Step 2: Convert to fraction form
    977,041.60/1,467,117.60 = 662,891.20/x
  3. Step 3: Cross multiply
    977,041.60x = 1,467,117.60 × 662,891.20
  4. Step 4: Simplify right side
    977,041.60x = 972,539,346,405.12
  5. Step 5: Solve for x
    x = 972,539,346,405.12/977,041.60
  6. Step 6: Final answer
    x = 995,391.95

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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.