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Finding the Fourth Proportional to 440,364.32, 607,740.24 and 249,411.68

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Solution

The fourth proportional to 440,364.32, 607,740.24 and 249,411.68 is: 344,209.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,364.32 : 607,740.24 = 249,411.68 : x
  2. Step 2: Convert to fraction form
    440,364.32/607,740.24 = 249,411.68/x
  3. Step 3: Cross multiply
    440,364.32x = 607,740.24 × 249,411.68
  4. Step 4: Simplify right side
    440,364.32x = 151,577,514,262.00
  5. Step 5: Solve for x
    x = 151,577,514,262.00/440,364.32
  6. Step 6: Final answer
    x = 344,209.35

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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.