Home / 887,377.53-1,224,581.95-479,480.16

Finding the Fourth Proportional to 887,377.53, 1,224,581.95 and 479,480.16

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Solution

The fourth proportional to 887,377.53, 1,224,581.95 and 479,480.16 is: 661,683.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,377.53 : 1,224,581.95 = 479,480.16 : x
  2. Step 2: Convert to fraction form
    887,377.53/1,224,581.95 = 479,480.16/x
  3. Step 3: Cross multiply
    887,377.53x = 1,224,581.95 × 479,480.16
  4. Step 4: Simplify right side
    887,377.53x = 587,162,744,925.30
  5. Step 5: Solve for x
    x = 587,162,744,925.30/887,377.53
  6. Step 6: Final answer
    x = 661,683.14

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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.