Home / 896,621.40-1,343,117.70-558,624.60

Finding the Fourth Proportional to 896,621.40, 1,343,117.70 and 558,624.60

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Solution

The fourth proportional to 896,621.40, 1,343,117.70 and 558,624.60 is: 836,806.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,621.40 : 1,343,117.70 = 558,624.60 : x
  2. Step 2: Convert to fraction form
    896,621.40/1,343,117.70 = 558,624.60/x
  3. Step 3: Cross multiply
    896,621.40x = 1,343,117.70 × 558,624.60
  4. Step 4: Simplify right side
    896,621.40x = 750,298,587,915.42
  5. Step 5: Solve for x
    x = 750,298,587,915.42/896,621.40
  6. Step 6: Final answer
    x = 836,806.47

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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.