Home / 724,880.70-1,000,302.93-434,652.48

Finding the Fourth Proportional to 724,880.70, 1,000,302.93 and 434,652.48

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Solution

The fourth proportional to 724,880.70, 1,000,302.93 and 434,652.48 is: 599,800.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,880.70 : 1,000,302.93 = 434,652.48 : x
  2. Step 2: Convert to fraction form
    724,880.70/1,000,302.93 = 434,652.48/x
  3. Step 3: Cross multiply
    724,880.70x = 1,000,302.93 × 434,652.48
  4. Step 4: Simplify right side
    724,880.70x = 434,784,149,275.77
  5. Step 5: Solve for x
    x = 434,784,149,275.77/724,880.70
  6. Step 6: Final answer
    x = 599,800.97

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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.