Home / 884,307.66-1,219,477.61-561,457.25

Finding the Fourth Proportional to 884,307.66, 1,219,477.61 and 561,457.25

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Solution

The fourth proportional to 884,307.66, 1,219,477.61 and 561,457.25 is: 774,260.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,307.66 : 1,219,477.61 = 561,457.25 : x
  2. Step 2: Convert to fraction form
    884,307.66/1,219,477.61 = 561,457.25/x
  3. Step 3: Cross multiply
    884,307.66x = 1,219,477.61 × 561,457.25
  4. Step 4: Simplify right side
    884,307.66x = 684,684,545,226.47
  5. Step 5: Solve for x
    x = 684,684,545,226.47/884,307.66
  6. Step 6: Final answer
    x = 774,260.56

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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.