Home / 868,823.08-1,303,451.63-613,154.67

Finding the Fourth Proportional to 868,823.08, 1,303,451.63 and 613,154.67

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Solution

The fourth proportional to 868,823.08, 1,303,451.63 and 613,154.67 is: 919,885.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,823.08 : 1,303,451.63 = 613,154.67 : x
  2. Step 2: Convert to fraction form
    868,823.08/1,303,451.63 = 613,154.67/x
  3. Step 3: Cross multiply
    868,823.08x = 1,303,451.63 × 613,154.67
  4. Step 4: Simplify right side
    868,823.08x = 799,217,454,053.61
  5. Step 5: Solve for x
    x = 799,217,454,053.61/868,823.08
  6. Step 6: Final answer
    x = 919,885.16

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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.