Finding the Fourth Proportional to 560,965,718.70, 841,448,578.05 and 549,486,593.10
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Solution
The fourth proportional to 560,965,718.70, 841,448,578.05 and 549,486,593.10 is: 824,229,889.65
Step by Step Solution
- Step 1: Write the proportion equation
560,965,718.70 : 841,448,578.05 = 549,486,593.10 : x - Step 2: Convert to fraction form
560,965,718.70/841,448,578.05 = 549,486,593.10/x - Step 3: Cross multiply
560,965,718.70x = 841,448,578.05 × 549,486,593.10 - Step 4: Simplify right side
560,965,718.70x = 462,364,712,421,533,952 - Step 5: Solve for x
x = 462,364,712,421,533,952/560,965,718.70 - Step 6: Final answer
x = 824,229,889.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.