Home / 711,025.20-1,066,537.80-522,068.40

Finding the Fourth Proportional to 711,025.20, 1,066,537.80 and 522,068.40

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Solution

The fourth proportional to 711,025.20, 1,066,537.80 and 522,068.40 is: 783,102.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,025.20 : 1,066,537.80 = 522,068.40 : x
  2. Step 2: Convert to fraction form
    711,025.20/1,066,537.80 = 522,068.40/x
  3. Step 3: Cross multiply
    711,025.20x = 1,066,537.80 × 522,068.40
  4. Step 4: Simplify right side
    711,025.20x = 556,805,682,785.52
  5. Step 5: Solve for x
    x = 556,805,682,785.52/711,025.20
  6. Step 6: Final answer
    x = 783,102.60

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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.