Home / 1,011,700.80-1,517,113.80-506,066.40

Finding the Fourth Proportional to 1,011,700.80, 1,517,113.80 and 506,066.40

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Solution

The fourth proportional to 1,011,700.80, 1,517,113.80 and 506,066.40 is: 758,880.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,700.80 : 1,517,113.80 = 506,066.40 : x
  2. Step 2: Convert to fraction form
    1,011,700.80/1,517,113.80 = 506,066.40/x
  3. Step 3: Cross multiply
    1,011,700.80x = 1,517,113.80 × 506,066.40
  4. Step 4: Simplify right side
    1,011,700.80x = 767,760,319,156.32
  5. Step 5: Solve for x
    x = 767,760,319,156.32/1,011,700.80
  6. Step 6: Final answer
    x = 758,880.81

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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.