Home / 985,627.55-1,360,084.28-556,013.27

Finding the Fourth Proportional to 985,627.55, 1,360,084.28 and 556,013.27

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Solution

The fourth proportional to 985,627.55, 1,360,084.28 and 556,013.27 is: 767,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,627.55 : 1,360,084.28 = 556,013.27 : x
  2. Step 2: Convert to fraction form
    985,627.55/1,360,084.28 = 556,013.27/x
  3. Step 3: Cross multiply
    985,627.55x = 1,360,084.28 × 556,013.27
  4. Step 4: Simplify right side
    985,627.55x = 756,224,898,417.91
  5. Step 5: Solve for x
    x = 756,224,898,417.91/985,627.55
  6. Step 6: Final answer
    x = 767,252.20

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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.