Home / 714,187.01-986,039.77-442,543.17

Finding the Fourth Proportional to 714,187.01, 986,039.77 and 442,543.17

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Solution

The fourth proportional to 714,187.01, 986,039.77 and 442,543.17 is: 610,995.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,187.01 : 986,039.77 = 442,543.17 : x
  2. Step 2: Convert to fraction form
    714,187.01/986,039.77 = 442,543.17/x
  3. Step 3: Cross multiply
    714,187.01x = 986,039.77 × 442,543.17
  4. Step 4: Simplify right side
    714,187.01x = 436,365,163,349.16
  5. Step 5: Solve for x
    x = 436,365,163,349.16/714,187.01
  6. Step 6: Final answer
    x = 610,995.66

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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.