Finding the Fourth Proportional to 608,746.70, 840,095.16 and 336,810.18
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Solution
The fourth proportional to 608,746.70, 840,095.16 and 336,810.18 is: 464,811.72
Step by Step Solution
- Step 1: Write the proportion equation
608,746.70 : 840,095.16 = 336,810.18 : x - Step 2: Convert to fraction form
608,746.70/840,095.16 = 336,810.18/x - Step 3: Cross multiply
608,746.70x = 840,095.16 × 336,810.18 - Step 4: Simplify right side
608,746.70x = 282,952,602,056.73 - Step 5: Solve for x
x = 282,952,602,056.73/608,746.70 - Step 6: Final answer
x = 464,811.72
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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.