Home / 560,531.28-840,923.64-186,569.04

Finding the Fourth Proportional to 560,531.28, 840,923.64 and 186,569.04

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Solution

The fourth proportional to 560,531.28, 840,923.64 and 186,569.04 is: 279,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,531.28 : 840,923.64 = 186,569.04 : x
  2. Step 2: Convert to fraction form
    560,531.28/840,923.64 = 186,569.04/x
  3. Step 3: Cross multiply
    560,531.28x = 840,923.64 × 186,569.04
  4. Step 4: Simplify right side
    560,531.28x = 156,890,316,228.11
  5. Step 5: Solve for x
    x = 156,890,316,228.11/560,531.28
  6. Step 6: Final answer
    x = 279,895.74

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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.