Finding the Fourth Proportional to 1,132,973.84, 1,563,560.04 and 623,670.80
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Solution
The fourth proportional to 1,132,973.84, 1,563,560.04 and 623,670.80 is: 860,696.61
Step by Step Solution
- Step 1: Write the proportion equation
1,132,973.84 : 1,563,560.04 = 623,670.80 : x - Step 2: Convert to fraction form
1,132,973.84/1,563,560.04 = 623,670.80/x - Step 3: Cross multiply
1,132,973.84x = 1,563,560.04 × 623,670.80 - Step 4: Simplify right side
1,132,973.84x = 975,146,740,994.83 - Step 5: Solve for x
x = 975,146,740,994.83/1,132,973.84 - Step 6: Final answer
x = 860,696.61
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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.