Home / 843,798.30-1,164,444.73-456,613.69

Finding the Fourth Proportional to 843,798.30, 1,164,444.73 and 456,613.69

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Solution

The fourth proportional to 843,798.30, 1,164,444.73 and 456,613.69 is: 630,128.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,798.30 : 1,164,444.73 = 456,613.69 : x
  2. Step 2: Convert to fraction form
    843,798.30/1,164,444.73 = 456,613.69/x
  3. Step 3: Cross multiply
    843,798.30x = 1,164,444.73 × 456,613.69
  4. Step 4: Simplify right side
    843,798.30x = 531,701,400,110.86
  5. Step 5: Solve for x
    x = 531,701,400,110.86/843,798.30
  6. Step 6: Final answer
    x = 630,128.55

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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.