Finding the Fourth Proportional to 536,719.94, 740,661.06 and 291,698.94
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Solution
The fourth proportional to 536,719.94, 740,661.06 and 291,698.94 is: 402,537.77
Step by Step Solution
- Step 1: Write the proportion equation
536,719.94 : 740,661.06 = 291,698.94 : x - Step 2: Convert to fraction form
536,719.94/740,661.06 = 291,698.94/x - Step 3: Cross multiply
536,719.94x = 740,661.06 × 291,698.94 - Step 4: Simplify right side
536,719.94x = 216,050,046,101.28 - Step 5: Solve for x
x = 216,050,046,101.28/536,719.94 - Step 6: Final answer
x = 402,537.77
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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.