Home / 974,271.60-1,461,637.80-309,423.60

Finding the Fourth Proportional to 974,271.60, 1,461,637.80 and 309,423.60

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Solution

The fourth proportional to 974,271.60, 1,461,637.80 and 309,423.60 is: 464,208.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,271.60 : 1,461,637.80 = 309,423.60 : x
  2. Step 2: Convert to fraction form
    974,271.60/1,461,637.80 = 309,423.60/x
  3. Step 3: Cross multiply
    974,271.60x = 1,461,637.80 × 309,423.60
  4. Step 4: Simplify right side
    974,271.60x = 452,265,229,972.08
  5. Step 5: Solve for x
    x = 452,265,229,972.08/974,271.60
  6. Step 6: Final answer
    x = 464,208.57

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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.