Home / 896,700.33-1,237,432.01-488,818.35

Finding the Fourth Proportional to 896,700.33, 1,237,432.01 and 488,818.35

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Solution

The fourth proportional to 896,700.33, 1,237,432.01 and 488,818.35 is: 674,561.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,700.33 : 1,237,432.01 = 488,818.35 : x
  2. Step 2: Convert to fraction form
    896,700.33/1,237,432.01 = 488,818.35/x
  3. Step 3: Cross multiply
    896,700.33x = 1,237,432.01 × 488,818.35
  4. Step 4: Simplify right side
    896,700.33x = 604,879,470,921.29
  5. Step 5: Solve for x
    x = 604,879,470,921.29/896,700.33
  6. Step 6: Final answer
    x = 674,561.45

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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.