Home / 430,436.87-592,650.78-365,769.71

Finding the Fourth Proportional to 430,436.87, 592,650.78 and 365,769.71

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Solution

The fourth proportional to 430,436.87, 592,650.78 and 365,769.71 is: 503,613.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,436.87 : 592,650.78 = 365,769.71 : x
  2. Step 2: Convert to fraction form
    430,436.87/592,650.78 = 365,769.71/x
  3. Step 3: Cross multiply
    430,436.87x = 592,650.78 × 365,769.71
  4. Step 4: Simplify right side
    430,436.87x = 216,773,703,931.87
  5. Step 5: Solve for x
    x = 216,773,703,931.87/430,436.87
  6. Step 6: Final answer
    x = 503,613.23

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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.