Home / 440,123.04-607,384.26-249,132.33

Finding the Fourth Proportional to 440,123.04, 607,384.26 and 249,132.33

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Solution

The fourth proportional to 440,123.04, 607,384.26 and 249,132.33 is: 343,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,123.04 : 607,384.26 = 249,132.33 : x
  2. Step 2: Convert to fraction form
    440,123.04/607,384.26 = 249,132.33/x
  3. Step 3: Cross multiply
    440,123.04x = 607,384.26 × 249,132.33
  4. Step 4: Simplify right side
    440,123.04x = 151,319,055,899.13
  5. Step 5: Solve for x
    x = 151,319,055,899.13/440,123.04
  6. Step 6: Final answer
    x = 343,810.80

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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.