Home / 649,444.59-896,194.91-359,038.76

Finding the Fourth Proportional to 649,444.59, 896,194.91 and 359,038.76

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Solution

The fourth proportional to 649,444.59, 896,194.91 and 359,038.76 is: 495,452.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,444.59 : 896,194.91 = 359,038.76 : x
  2. Step 2: Convert to fraction form
    649,444.59/896,194.91 = 359,038.76/x
  3. Step 3: Cross multiply
    649,444.59x = 896,194.91 × 359,038.76
  4. Step 4: Simplify right side
    649,444.59x = 321,768,705,621.33
  5. Step 5: Solve for x
    x = 321,768,705,621.33/649,444.59
  6. Step 6: Final answer
    x = 495,452.13

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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.