Home / 697,668.12-962,931.95-425,677.61

Finding the Fourth Proportional to 697,668.12, 962,931.95 and 425,677.61

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Solution

The fourth proportional to 697,668.12, 962,931.95 and 425,677.61 is: 587,526.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,668.12 : 962,931.95 = 425,677.61 : x
  2. Step 2: Convert to fraction form
    697,668.12/962,931.95 = 425,677.61/x
  3. Step 3: Cross multiply
    697,668.12x = 962,931.95 × 425,677.61
  4. Step 4: Simplify right side
    697,668.12x = 409,898,572,943.87
  5. Step 5: Solve for x
    x = 409,898,572,943.87/697,668.12
  6. Step 6: Final answer
    x = 587,526.59

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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.