Home / 953,380.16-1,316,518.60-711,242.20

Finding the Fourth Proportional to 953,380.16, 1,316,518.60 and 711,242.20

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Solution

The fourth proportional to 953,380.16, 1,316,518.60 and 711,242.20 is: 982,151.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,380.16 : 1,316,518.60 = 711,242.20 : x
  2. Step 2: Convert to fraction form
    953,380.16/1,316,518.60 = 711,242.20/x
  3. Step 3: Cross multiply
    953,380.16x = 1,316,518.60 × 711,242.20
  4. Step 4: Simplify right side
    953,380.16x = 936,363,585,404.92
  5. Step 5: Solve for x
    x = 936,363,585,404.92/953,380.16
  6. Step 6: Final answer
    x = 982,151.32

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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.