Home / 440,077.77-607,309.35-249,128.10

Finding the Fourth Proportional to 440,077.77, 607,309.35 and 249,128.10

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Solution

The fourth proportional to 440,077.77, 607,309.35 and 249,128.10 is: 343,797.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,077.77 : 607,309.35 = 249,128.10 : x
  2. Step 2: Convert to fraction form
    440,077.77/607,309.35 = 249,128.10/x
  3. Step 3: Cross multiply
    440,077.77x = 607,309.35 × 249,128.10
  4. Step 4: Simplify right side
    440,077.77x = 151,297,824,477.74
  5. Step 5: Solve for x
    x = 151,297,824,477.74/440,077.77
  6. Step 6: Final answer
    x = 343,797.93

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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.