Home / 915,613.26-1,373,592.18-368,547.48

Finding the Fourth Proportional to 915,613.26, 1,373,592.18 and 368,547.48

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Solution

The fourth proportional to 915,613.26, 1,373,592.18 and 368,547.48 is: 552,890.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,613.26 : 1,373,592.18 = 368,547.48 : x
  2. Step 2: Convert to fraction form
    915,613.26/1,373,592.18 = 368,547.48/x
  3. Step 3: Cross multiply
    915,613.26x = 1,373,592.18 × 368,547.48
  4. Step 4: Simplify right side
    915,613.26x = 506,233,936,486.71
  5. Step 5: Solve for x
    x = 506,233,936,486.71/915,613.26
  6. Step 6: Final answer
    x = 552,890.57

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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.