Finding the Fourth Proportional to 875,746.08, 1,208,531.34 and 473,338.08
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Solution
The fourth proportional to 875,746.08, 1,208,531.34 and 473,338.08 is: 653,207.50
Step by Step Solution
- Step 1: Write the proportion equation
875,746.08 : 1,208,531.34 = 473,338.08 : x - Step 2: Convert to fraction form
875,746.08/1,208,531.34 = 473,338.08/x - Step 3: Cross multiply
875,746.08x = 1,208,531.34 × 473,338.08 - Step 4: Simplify right side
875,746.08x = 572,043,904,095.43 - Step 5: Solve for x
x = 572,043,904,095.43/875,746.08 - Step 6: Final answer
x = 653,207.50
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1.5x scale
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.