Home / 929,225.04-1,282,350.29-521,356.37

Finding the Fourth Proportional to 929,225.04, 1,282,350.29 and 521,356.37

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Solution

The fourth proportional to 929,225.04, 1,282,350.29 and 521,356.37 is: 719,482.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,225.04 : 1,282,350.29 = 521,356.37 : x
  2. Step 2: Convert to fraction form
    929,225.04/1,282,350.29 = 521,356.37/x
  3. Step 3: Cross multiply
    929,225.04x = 1,282,350.29 × 521,356.37
  4. Step 4: Simplify right side
    929,225.04x = 668,561,492,861.94
  5. Step 5: Solve for x
    x = 668,561,492,861.94/929,225.04
  6. Step 6: Final answer
    x = 719,482.87

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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.