Finding the Fourth Proportional to 1,054,125.60, 1,454,693.88 and 570,690.84
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Solution
The fourth proportional to 1,054,125.60, 1,454,693.88 and 570,690.84 is: 787,553.66
Step by Step Solution
- Step 1: Write the proportion equation
1,054,125.60 : 1,454,693.88 = 570,690.84 : x - Step 2: Convert to fraction form
1,054,125.60/1,454,693.88 = 570,690.84/x - Step 3: Cross multiply
1,054,125.60x = 1,454,693.88 × 570,690.84 - Step 4: Simplify right side
1,054,125.60x = 830,180,472,320.06 - Step 5: Solve for x
x = 830,180,472,320.06/1,054,125.60 - Step 6: Final answer
x = 787,553.66
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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.