Finding the Fourth Proportional to 575,731.12, 794,355.12 and 553,030.08
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Solution
The fourth proportional to 575,731.12, 794,355.12 and 553,030.08 is: 763,033.75
Step by Step Solution
- Step 1: Write the proportion equation
575,731.12 : 794,355.12 = 553,030.08 : x - Step 2: Convert to fraction form
575,731.12/794,355.12 = 553,030.08/x - Step 3: Cross multiply
575,731.12x = 794,355.12 × 553,030.08 - Step 4: Simplify right side
575,731.12x = 439,302,275,562.01 - Step 5: Solve for x
x = 439,302,275,562.01/575,731.12 - Step 6: Final answer
x = 763,033.75
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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.