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Finding the Fourth Proportional to 310,277.04, 465,457.32 and 99,864.24

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Solution

The fourth proportional to 310,277.04, 465,457.32 and 99,864.24 is: 149,809.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,277.04 : 465,457.32 = 99,864.24 : x
  2. Step 2: Convert to fraction form
    310,277.04/465,457.32 = 99,864.24/x
  3. Step 3: Cross multiply
    310,277.04x = 465,457.32 × 99,864.24
  4. Step 4: Simplify right side
    310,277.04x = 46,482,541,514.24
  5. Step 5: Solve for x
    x = 46,482,541,514.24/310,277.04
  6. Step 6: Final answer
    x = 149,809.80

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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.