Finding the Fourth Proportional to 584,424,926.80, 876,637,390.20 and 362,495,165.20
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Solution
The fourth proportional to 584,424,926.80, 876,637,390.20 and 362,495,165.20 is: 543,742,747.80
Step by Step Solution
- Step 1: Write the proportion equation
584,424,926.80 : 876,637,390.20 = 362,495,165.20 : x - Step 2: Convert to fraction form
584,424,926.80/876,637,390.20 = 362,495,165.20/x - Step 3: Cross multiply
584,424,926.80x = 876,637,390.20 × 362,495,165.20 - Step 4: Simplify right side
584,424,926.80x = 317,776,815,581,045,888 - Step 5: Solve for x
x = 317,776,815,581,045,888/584,424,926.80 - Step 6: Final answer
x = 543,742,747.80
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1.5x scale
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.