Home / 974,313.60-1,461,700.80-309,465.60

Finding the Fourth Proportional to 974,313.60, 1,461,700.80 and 309,465.60

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Solution

The fourth proportional to 974,313.60, 1,461,700.80 and 309,465.60 is: 464,271.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,313.60 : 1,461,700.80 = 309,465.60 : x
  2. Step 2: Convert to fraction form
    974,313.60/1,461,700.80 = 309,465.60/x
  3. Step 3: Cross multiply
    974,313.60x = 1,461,700.80 × 309,465.60
  4. Step 4: Simplify right side
    974,313.60x = 452,346,115,092.48
  5. Step 5: Solve for x
    x = 452,346,115,092.48/974,313.60
  6. Step 6: Final answer
    x = 464,271.58

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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.