Home / 835,926-1,153,931.06-564,361.76

Finding the Fourth Proportional to 835,926, 1,153,931.06 and 564,361.76

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Solution

The fourth proportional to 835,926, 1,153,931.06 and 564,361.76 is: 779,057.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,926 : 1,153,931.06 = 564,361.76 : x
  2. Step 2: Convert to fraction form
    835,926/1,153,931.06 = 564,361.76/x
  3. Step 3: Cross multiply
    835,926x = 1,153,931.06 × 564,361.76
  4. Step 4: Simplify right side
    835,926x = 651,234,563,940.27
  5. Step 5: Solve for x
    x = 651,234,563,940.27/835,926
  6. Step 6: Final answer
    x = 779,057.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.