Home / 896,315.16-1,236,898.92-488,420.52

Finding the Fourth Proportional to 896,315.16, 1,236,898.92 and 488,420.52

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Solution

The fourth proportional to 896,315.16, 1,236,898.92 and 488,420.52 is: 674,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,315.16 : 1,236,898.92 = 488,420.52 : x
  2. Step 2: Convert to fraction form
    896,315.16/1,236,898.92 = 488,420.52/x
  3. Step 3: Cross multiply
    896,315.16x = 1,236,898.92 × 488,420.52
  4. Step 4: Simplify right side
    896,315.16x = 604,126,813,693.84
  5. Step 5: Solve for x
    x = 604,126,813,693.84/896,315.16
  6. Step 6: Final answer
    x = 674,011.60

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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.