Home / 653,811.64-902,210.88-367,275.76

Finding the Fourth Proportional to 653,811.64, 902,210.88 and 367,275.76

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Solution

The fourth proportional to 653,811.64, 902,210.88 and 367,275.76 is: 506,812.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,811.64 : 902,210.88 = 367,275.76 : x
  2. Step 2: Convert to fraction form
    653,811.64/902,210.88 = 367,275.76/x
  3. Step 3: Cross multiply
    653,811.64x = 902,210.88 × 367,275.76
  4. Step 4: Simplify right side
    653,811.64x = 331,360,186,632.27
  5. Step 5: Solve for x
    x = 331,360,186,632.27/653,811.64
  6. Step 6: Final answer
    x = 506,812.92

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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.