Home / 896,280.49-1,236,872.28-533,719.63

Finding the Fourth Proportional to 896,280.49, 1,236,872.28 and 533,719.63

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Solution

The fourth proportional to 896,280.49, 1,236,872.28 and 533,719.63 is: 736,536.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,280.49 : 1,236,872.28 = 533,719.63 : x
  2. Step 2: Convert to fraction form
    896,280.49/1,236,872.28 = 533,719.63/x
  3. Step 3: Cross multiply
    896,280.49x = 1,236,872.28 × 533,719.63
  4. Step 4: Simplify right side
    896,280.49x = 660,143,015,638.86
  5. Step 5: Solve for x
    x = 660,143,015,638.86/896,280.49
  6. Step 6: Final answer
    x = 736,536.19

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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.