Home / 897,288.33-1,238,376.90-570,632.19

Finding the Fourth Proportional to 897,288.33, 1,238,376.90 and 570,632.19

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Solution

The fourth proportional to 897,288.33, 1,238,376.90 and 570,632.19 is: 787,548.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,288.33 : 1,238,376.90 = 570,632.19 : x
  2. Step 2: Convert to fraction form
    897,288.33/1,238,376.90 = 570,632.19/x
  3. Step 3: Cross multiply
    897,288.33x = 1,238,376.90 × 570,632.19
  4. Step 4: Simplify right side
    897,288.33x = 706,657,726,954.24
  5. Step 5: Solve for x
    x = 706,657,726,954.24/897,288.33
  6. Step 6: Final answer
    x = 787,548.11

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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.