Home / 649,192.59-896,135.74-581,089.41

Finding the Fourth Proportional to 649,192.59, 896,135.74 and 581,089.41

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Solution

The fourth proportional to 649,192.59, 896,135.74 and 581,089.41 is: 802,127.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,192.59 : 896,135.74 = 581,089.41 : x
  2. Step 2: Convert to fraction form
    649,192.59/896,135.74 = 581,089.41/x
  3. Step 3: Cross multiply
    649,192.59x = 896,135.74 × 581,089.41
  4. Step 4: Simplify right side
    649,192.59x = 520,734,986,983.79
  5. Step 5: Solve for x
    x = 520,734,986,983.79/649,192.59
  6. Step 6: Final answer
    x = 802,127.13

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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.