Home / 835,385.34-1,152,800.93-453,403.92

Finding the Fourth Proportional to 835,385.34, 1,152,800.93 and 453,403.92

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Solution

The fourth proportional to 835,385.34, 1,152,800.93 and 453,403.92 is: 625,680.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,385.34 : 1,152,800.93 = 453,403.92 : x
  2. Step 2: Convert to fraction form
    835,385.34/1,152,800.93 = 453,403.92/x
  3. Step 3: Cross multiply
    835,385.34x = 1,152,800.93 × 453,403.92
  4. Step 4: Simplify right side
    835,385.34x = 522,684,460,641.65
  5. Step 5: Solve for x
    x = 522,684,460,641.65/835,385.34
  6. Step 6: Final answer
    x = 625,680.67

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Double scale
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Similar ratio
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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.