Home / 856,794.31-1,282,669.63-633,152.50

Finding the Fourth Proportional to 856,794.31, 1,282,669.63 and 633,152.50

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Solution

The fourth proportional to 856,794.31, 1,282,669.63 and 633,152.50 is: 947,865.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,794.31 : 1,282,669.63 = 633,152.50 : x
  2. Step 2: Convert to fraction form
    856,794.31/1,282,669.63 = 633,152.50/x
  3. Step 3: Cross multiply
    856,794.31x = 1,282,669.63 × 633,152.50
  4. Step 4: Simplify right side
    856,794.31x = 812,125,478,119.02
  5. Step 5: Solve for x
    x = 812,125,478,119.02/856,794.31
  6. Step 6: Final answer
    x = 947,865.17

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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.