Home / 760,742.08-1,049,836.96-416,572.48

Finding the Fourth Proportional to 760,742.08, 1,049,836.96 and 416,572.48

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Solution

The fourth proportional to 760,742.08, 1,049,836.96 and 416,572.48 is: 574,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,742.08 : 1,049,836.96 = 416,572.48 : x
  2. Step 2: Convert to fraction form
    760,742.08/1,049,836.96 = 416,572.48/x
  3. Step 3: Cross multiply
    760,742.08x = 1,049,836.96 × 416,572.48
  4. Step 4: Simplify right side
    760,742.08x = 437,333,186,022.86
  5. Step 5: Solve for x
    x = 437,333,186,022.86/760,742.08
  6. Step 6: Final answer
    x = 574,877.08

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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.