Home / 895,272.16-1,235,641.20-513,301.60

Finding the Fourth Proportional to 895,272.16, 1,235,641.20 and 513,301.60

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Solution

The fourth proportional to 895,272.16, 1,235,641.20 and 513,301.60 is: 708,451.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,272.16 : 1,235,641.20 = 513,301.60 : x
  2. Step 2: Convert to fraction form
    895,272.16/1,235,641.20 = 513,301.60/x
  3. Step 3: Cross multiply
    895,272.16x = 1,235,641.20 × 513,301.60
  4. Step 4: Simplify right side
    895,272.16x = 634,256,604,985.92
  5. Step 5: Solve for x
    x = 634,256,604,985.92/895,272.16
  6. Step 6: Final answer
    x = 708,451.17

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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.