Home / 619,684.74-929,532.29-170,430.23

Finding the Fourth Proportional to 619,684.74, 929,532.29 and 170,430.23

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Solution

The fourth proportional to 619,684.74, 929,532.29 and 170,430.23 is: 255,646.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,684.74 : 929,532.29 = 170,430.23 : x
  2. Step 2: Convert to fraction form
    619,684.74/929,532.29 = 170,430.23/x
  3. Step 3: Cross multiply
    619,684.74x = 929,532.29 × 170,430.23
  4. Step 4: Simplify right side
    619,684.74x = 158,420,403,448.81
  5. Step 5: Solve for x
    x = 158,420,403,448.81/619,684.74
  6. Step 6: Final answer
    x = 255,646.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.