Home / 884,307.75-1,219,477.76-561,457.34

Finding the Fourth Proportional to 884,307.75, 1,219,477.76 and 561,457.34

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Solution

The fourth proportional to 884,307.75, 1,219,477.76 and 561,457.34 is: 774,260.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,307.75 : 1,219,477.76 = 561,457.34 : x
  2. Step 2: Convert to fraction form
    884,307.75/1,219,477.76 = 561,457.34/x
  3. Step 3: Cross multiply
    884,307.75x = 1,219,477.76 × 561,457.34
  4. Step 4: Simplify right side
    884,307.75x = 684,684,730,414.08
  5. Step 5: Solve for x
    x = 684,684,730,414.08/884,307.75
  6. Step 6: Final answer
    x = 774,260.69

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Double scale
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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.