Home / 760,841.34-1,049,962.41-411,985.68

Finding the Fourth Proportional to 760,841.34, 1,049,962.41 and 411,985.68

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Solution

The fourth proportional to 760,841.34, 1,049,962.41 and 411,985.68 is: 568,540.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,841.34 : 1,049,962.41 = 411,985.68 : x
  2. Step 2: Convert to fraction form
    760,841.34/1,049,962.41 = 411,985.68/x
  3. Step 3: Cross multiply
    760,841.34x = 1,049,962.41 × 411,985.68
  4. Step 4: Simplify right side
    760,841.34x = 432,569,477,458.29
  5. Step 5: Solve for x
    x = 432,569,477,458.29/760,841.34
  6. Step 6: Final answer
    x = 568,540.98

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Double scale
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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.