Home / 896,435.68-1,237,045.14-488,528.77

Finding the Fourth Proportional to 896,435.68, 1,237,045.14 and 488,528.77

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Solution

The fourth proportional to 896,435.68, 1,237,045.14 and 488,528.77 is: 674,150.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,435.68 : 1,237,045.14 = 488,528.77 : x
  2. Step 2: Convert to fraction form
    896,435.68/1,237,045.14 = 488,528.77/x
  3. Step 3: Cross multiply
    896,435.68x = 1,237,045.14 × 488,528.77
  4. Step 4: Simplify right side
    896,435.68x = 604,332,140,678.68
  5. Step 5: Solve for x
    x = 604,332,140,678.68/896,435.68
  6. Step 6: Final answer
    x = 674,150.03

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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.