Finding the Fourth Proportional to 875,758.08, 1,208,547.96 and 473,350.08
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Solution
The fourth proportional to 875,758.08, 1,208,547.96 and 473,350.08 is: 653,224.09
Step by Step Solution
- Step 1: Write the proportion equation
875,758.08 : 1,208,547.96 = 473,350.08 : x - Step 2: Convert to fraction form
875,758.08/1,208,547.96 = 473,350.08/x - Step 3: Cross multiply
875,758.08x = 1,208,547.96 × 473,350.08 - Step 4: Simplify right side
875,758.08x = 572,066,273,549.84 - Step 5: Solve for x
x = 572,066,273,549.84/875,758.08 - Step 6: Final answer
x = 653,224.09
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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.