Home / 889,316.17-1,333,774.59-409,082.74

Finding the Fourth Proportional to 889,316.17, 1,333,774.59 and 409,082.74

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Solution

The fourth proportional to 889,316.17, 1,333,774.59 and 409,082.74 is: 613,532.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,316.17 : 1,333,774.59 = 409,082.74 : x
  2. Step 2: Convert to fraction form
    889,316.17/1,333,774.59 = 409,082.74/x
  3. Step 3: Cross multiply
    889,316.17x = 1,333,774.59 × 409,082.74
  4. Step 4: Simplify right side
    889,316.17x = 545,624,163,819.58
  5. Step 5: Solve for x
    x = 545,624,163,819.58/889,316.17
  6. Step 6: Final answer
    x = 613,532.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.