Home / 883,542.33-1,219,256.40-539,953.08

Finding the Fourth Proportional to 883,542.33, 1,219,256.40 and 539,953.08

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Solution

The fourth proportional to 883,542.33, 1,219,256.40 and 539,953.08 is: 745,115.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,542.33 : 1,219,256.40 = 539,953.08 : x
  2. Step 2: Convert to fraction form
    883,542.33/1,219,256.40 = 539,953.08/x
  3. Step 3: Cross multiply
    883,542.33x = 1,219,256.40 × 539,953.08
  4. Step 4: Simplify right side
    883,542.33x = 658,341,248,489.71
  5. Step 5: Solve for x
    x = 658,341,248,489.71/883,542.33
  6. Step 6: Final answer
    x = 745,115.69

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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.