Home / 649,319.49-896,080.73-362,851.65

Finding the Fourth Proportional to 649,319.49, 896,080.73 and 362,851.65

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Solution

The fourth proportional to 649,319.49, 896,080.73 and 362,851.65 is: 500,746.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,319.49 : 896,080.73 = 362,851.65 : x
  2. Step 2: Convert to fraction form
    649,319.49/896,080.73 = 362,851.65/x
  3. Step 3: Cross multiply
    649,319.49x = 896,080.73 × 362,851.65
  4. Step 4: Simplify right side
    649,319.49x = 325,144,369,599.45
  5. Step 5: Solve for x
    x = 325,144,369,599.45/649,319.49
  6. Step 6: Final answer
    x = 500,746.36

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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.