Finding the Fourth Proportional to 564,552.76, 778,008.86 and 554,177.68
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Solution
The fourth proportional to 564,552.76, 778,008.86 and 554,177.68 is: 763,710.99
Step by Step Solution
- Step 1: Write the proportion equation
564,552.76 : 778,008.86 = 554,177.68 : x - Step 2: Convert to fraction form
564,552.76/778,008.86 = 554,177.68/x - Step 3: Cross multiply
564,552.76x = 778,008.86 × 554,177.68 - Step 4: Simplify right side
564,552.76x = 431,155,145,054.25 - Step 5: Solve for x
x = 431,155,145,054.25/564,552.76 - Step 6: Final answer
x = 763,710.99
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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.