Home / 835,670.09-1,153,226.63-453,688.67

Finding the Fourth Proportional to 835,670.09, 1,153,226.63 and 453,688.67

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Solution

The fourth proportional to 835,670.09, 1,153,226.63 and 453,688.67 is: 626,091.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,670.09 : 1,153,226.63 = 453,688.67 : x
  2. Step 2: Convert to fraction form
    835,670.09/1,153,226.63 = 453,688.67/x
  3. Step 3: Cross multiply
    835,670.09x = 1,153,226.63 × 453,688.67
  4. Step 4: Simplify right side
    835,670.09x = 523,205,859,990.57
  5. Step 5: Solve for x
    x = 523,205,859,990.57/835,670.09
  6. Step 6: Final answer
    x = 626,091.40

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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.